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Quasi-experimentation when random assignment is not possible: Observations from practical experiences in the field

quasi-experiments

Braga AA.
GSID: qNcL8qJgaGUJ
AA Braga - … criminology: prospects for improving science and …, 2013 - books.google.com

… This chapter reviews this author’s experiences in using quasi-experiments to generate the most rigorous evaluation findings possible given the realities of field conditions at the time the research was conducted. It begins by briefly reviewing the core components...

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Braga, A. A. (2013). Quasi-experimentation when random assignment is not possible: Observations from practical experiences in the field. Experimental criminology: prospects for improving science and public policy, 223-252.
Braga, A. A. "Quasi-experimentation when random assignment is not possible: Observations from practical experiences in the field." Experimental criminology: prospects for improving science and public policy (2013): 223-252.
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The effects of hot spots policing on crime

quasi-experiments

Braga AA.
GSID: kwomuvtQQpsJ
AA Braga - The ANNALS of the American Academy of …, 2001 - journals.sagepub.com

… Five randomized experiments and four nonequivalent control group quasi-experiments were identified. The findings of these evaluations suggest that focused police actions can prevent crime and disorder in crime hot spots. These studies also suggest that focused police …

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Braga, A. A. (2001). The effects of hot spots policing on crime. The ANNALS of the American Academy of Political and Social Science, 578(1), 104-125.
Braga, Anthony A. "The effects of hot spots policing on crime." The ANNALS of the American Academy of Political and Social Science 578.1 (2001): 104-125.
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A Novel Noonan Syndrome RAF1 Mutation: Lethal Course in a Preterm Infant.

Pediatric reports

Ratola A, Silva HM, Guedes A, Mota C, Braga AC, Oliveira D, Alegria A, Carvalho C, Álvares S, Proença E.
PMID: 26266034
Pediatr Rep. 2015 Jun 24;7(2):5955. doi: 10.4081/pr.2015.5955. eCollection 2015 May 25.

Noonan syndrome is a relatively common and heterogeneous genetic disorder, associated with congenital heart defect in about 50% of the cases. If the defect is not severe, life expectancy is normal. We report a case of Noonan syndrome in...

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Ratola A, Silva HM, Guedes A, et al. A Novel Noonan Syndrome RAF1 Mutation: Lethal Course in a Preterm Infant. Pediatr Rep. 2015;7(2):5955doi: 10.4081/pr.2015.5955.
Ratola, A., Silva, H. M., Guedes, A., Mota, C., Braga, A. C., Oliveira, D., Alegria, A., Carvalho, C., Álvares, S., & Proença, E. (2015). A Novel Noonan Syndrome RAF1 Mutation: Lethal Course in a Preterm Infant. Pediatric reports, 7(2), 5955. https://doi.org/10.4081/pr.2015.5955
Ratola, Ana, et al. "A Novel Noonan Syndrome RAF1 Mutation: Lethal Course in a Preterm Infant." Pediatric reports vol. 7,2 (2015): 5955. doi: https://doi.org/10.4081/pr.2015.5955
Ratola A, Silva HM, Guedes A, Mota C, Braga AC, Oliveira D, Alegria A, Carvalho C, Álvares S, Proença E. A Novel Noonan Syndrome RAF1 Mutation: Lethal Course in a Preterm Infant. Pediatr Rep. 2015 Jun 24;7(2):5955. doi: 10.4081/pr.2015.5955. eCollection 2015 May 25. PMID: 26266034; PMCID: PMC4508625.
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New Insights on the Use of Dietary Polyphenols or Probiotics for the Management of Arterial Hypertension.

Frontiers in physiology

de Brito Alves JL, de Sousa VP, Cavalcanti Neto MP, Magnani M, Braga VA, da Costa-Silva JH, Leandro CG, Vidal H, Pirola L.
PMID: 27766081
Front Physiol. 2016 Oct 06;7:448. doi: 10.3389/fphys.2016.00448. eCollection 2016.

Arterial hypertension (AH) is one of the most prevalent risk factors for cardiovascular diseases (CD) and is the main cause of deaths worldwide. Current research establish that dietary polyphenols may help to lower blood pressure (BP), thus contributing to...

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de Brito Alves JL, de Sousa VP, Cavalcanti Neto MP, et al. New Insights on the Use of Dietary Polyphenols or Probiotics for the Management of Arterial Hypertension. Front Physiol. 2016;7:448doi: 10.3389/fphys.2016.00448.
de Brito Alves, J. L., de Sousa, V. P., Cavalcanti Neto, M. P., Magnani, M., Braga, V. A., da Costa-Silva, J. H., Leandro, C. G., Vidal, H., & Pirola, L. (2016). New Insights on the Use of Dietary Polyphenols or Probiotics for the Management of Arterial Hypertension. Frontiers in physiology, 7448. https://doi.org/10.3389/fphys.2016.00448
de Brito Alves, José L, et al. "New Insights on the Use of Dietary Polyphenols or Probiotics for the Management of Arterial Hypertension." Frontiers in physiology vol. 7 (2016): 448. doi: https://doi.org/10.3389/fphys.2016.00448
de Brito Alves JL, de Sousa VP, Cavalcanti Neto MP, Magnani M, Braga VA, da Costa-Silva JH, Leandro CG, Vidal H, Pirola L. New Insights on the Use of Dietary Polyphenols or Probiotics for the Management of Arterial Hypertension. Front Physiol. 2016 Oct 06;7:448. doi: 10.3389/fphys.2016.00448. eCollection 2016. PMID: 27766081; PMCID: PMC5053078.
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Ondansetron and promethazine have differential effects on hypothermic responses to lithium chloride administration and to provocative motion in rats.

Temperature (Austin, Tex.)

Guimaraes DD, Andrews PL, Rudd JA, Braga VA, Nalivaiko E.
PMID: 27227074
Temperature (Austin). 2015 Oct 27;2(4):543-53. doi: 10.1080/23328940.2015.1071700. eCollection 2015.

We recently reported that provocative motion (rotation in a home cage) causes hypothermic responses in rats, similar to the hypothermic responses associated with motion sickness in humans. Many stimuli inducing emesis in species with an emetic reflex also provoke...

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Guimaraes DD, Andrews PL, Rudd JA, et al. Ondansetron and promethazine have differential effects on hypothermic responses to lithium chloride administration and to provocative motion in rats. Temperature (Austin). 2015;2(4):543-53doi: 10.1080/23328940.2015.1071700.
Guimaraes, D. D., Andrews, P. L., Rudd, J. A., Braga, V. A., & Nalivaiko, E. (2015). Ondansetron and promethazine have differential effects on hypothermic responses to lithium chloride administration and to provocative motion in rats. Temperature (Austin, Tex.), 2(4), 543-53. https://doi.org/10.1080/23328940.2015.1071700
Guimaraes, Drielle D, et al. "Ondansetron and promethazine have differential effects on hypothermic responses to lithium chloride administration and to provocative motion in rats." Temperature (Austin, Tex.) vol. 2,4 (2015): 543-53. doi: https://doi.org/10.1080/23328940.2015.1071700
Guimaraes DD, Andrews PL, Rudd JA, Braga VA, Nalivaiko E. Ondansetron and promethazine have differential effects on hypothermic responses to lithium chloride administration and to provocative motion in rats. Temperature (Austin). 2015 Oct 27;2(4):543-53. doi: 10.1080/23328940.2015.1071700. eCollection 2015. PMID: 27227074; PMCID: PMC4843929.
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Silanol-Assisted Carbinolamine Formation in an Amine-Functionalized Mesoporous Silica Surface: Theoretical Investigation by Fragmentation Methods.

The journal of physical chemistry. B

de Lima Batista AP, Zahariev F, Slowing II, Braga AA, Ornellas FR, Gordon MS.
PMID: 26670797
J Phys Chem B. 2016 Mar 03;120(8):1660-9. doi: 10.1021/acs.jpcb.5b08446. Epub 2015 Dec 28.

The aldol reaction catalyzed by an amine-substituted mesoporous silica nanoparticle (amine-MSN) surface was investigated using a large molecular cluster model (Si392O958C6NH361) combined with the surface integrated molecular orbital/molecular mechanics (SIMOMM) and fragment molecular orbital (FMO) methods. Three distinct pathways...

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de Lima Batista AP, Zahariev F, Slowing II, et al. Silanol-Assisted Carbinolamine Formation in an Amine-Functionalized Mesoporous Silica Surface: Theoretical Investigation by Fragmentation Methods. J Phys Chem B. 2015;120(8):1660-9doi: 10.1021/acs.jpcb.5b08446.
de Lima Batista, A. P., Zahariev, F., Slowing, I. I., Braga, A. A., Ornellas, F. R., & Gordon, M. S. (2016). Silanol-Assisted Carbinolamine Formation in an Amine-Functionalized Mesoporous Silica Surface: Theoretical Investigation by Fragmentation Methods. The journal of physical chemistry. B, 120(8), 1660-9. https://doi.org/10.1021/acs.jpcb.5b08446
de Lima Batista, Ana P, et al. "Silanol-Assisted Carbinolamine Formation in an Amine-Functionalized Mesoporous Silica Surface: Theoretical Investigation by Fragmentation Methods." The journal of physical chemistry. B vol. 120,8 (2016): 1660-9. doi: https://doi.org/10.1021/acs.jpcb.5b08446
de Lima Batista AP, Zahariev F, Slowing II, Braga AA, Ornellas FR, Gordon MS. Silanol-Assisted Carbinolamine Formation in an Amine-Functionalized Mesoporous Silica Surface: Theoretical Investigation by Fragmentation Methods. J Phys Chem B. 2016 Mar 03;120(8):1660-9. doi: 10.1021/acs.jpcb.5b08446. Epub 2015 Dec 28. PMID: 26670797.
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Clinical improvement following therapy for periodontitis: Association with a decrease in IL-1 and IL-6.

Experimental and therapeutic medicine

Reis C, DA Costa AV, Guimarães JT, Tuna D, Braga AC, Pacheco JJ, Arosa FA, Salazar F, Cardoso EM.
PMID: 24944641
Exp Ther Med. 2014 Jul;8(1):323-327. doi: 10.3892/etm.2014.1724. Epub 2014 May 19.

Although a number of inflammatory cytokines have been shown to be associated with periodontal pathogenesis, it is important to investigate further whether these biomarkers are associated with the degree of success in nonsurgical treatment of chronic periodontitis. The aim...

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Reis C, DA Costa AV, Guimarães JT, et al. Clinical improvement following therapy for periodontitis: Association with a decrease in IL-1 and IL-6. Exp Ther Med. 2014;8(1):323-327doi: 10.3892/etm.2014.1724.
Reis, C., DA Costa, A. V., Guimarães, J. T., Tuna, D., Braga, A. C., Pacheco, J. J., Arosa, F. A., Salazar, F., & Cardoso, E. M. (2014). Clinical improvement following therapy for periodontitis: Association with a decrease in IL-1 and IL-6. Experimental and therapeutic medicine, 8(1), 323-327. https://doi.org/10.3892/etm.2014.1724
Reis, Cátia, et al. "Clinical improvement following therapy for periodontitis: Association with a decrease in IL-1 and IL-6." Experimental and therapeutic medicine vol. 8,1 (2014): 323-327. doi: https://doi.org/10.3892/etm.2014.1724
Reis C, DA Costa AV, Guimarães JT, Tuna D, Braga AC, Pacheco JJ, Arosa FA, Salazar F, Cardoso EM. Clinical improvement following therapy for periodontitis: Association with a decrease in IL-1 and IL-6. Exp Ther Med. 2014 Jul;8(1):323-327. doi: 10.3892/etm.2014.1724. Epub 2014 May 19. PMID: 24944641; PMCID: PMC4061202.
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Role of antibiotics on surgical site infection in cases of open and laparoscopic cholecystectomy: a comparative observational study.

Journal of surgical technique and case report

Gharde P, Swarnkar M, Waghmare LS, Bhagat VM, Gode DS, Wagh DD, Muntode P, Rohariya H, Sharma A.
PMID: 25013542
J Surg Tech Case Rep. 2014 Jan;6(1):1-4. doi: 10.4103/2006-8808.135132.

INTRODUCTION: Surgical site infection (SSI) comes as third most common healthcare related infection which produces morbidity and deaths at large. Still many authors believe that it is better not to use prophylactic antibiotics in simple and uncomplicated cases. Laparoscope,...

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Gharde P, Swarnkar M, Waghmare LS, et al. Role of antibiotics on surgical site infection in cases of open and laparoscopic cholecystectomy: a comparative observational study. J Surg Tech Case Rep. 2014;6(1):1-4doi: 10.4103/2006-8808.135132.
Gharde, P., Swarnkar, M., Waghmare, L. S., Bhagat, V. M., Gode, D. S., Wagh, D. D., Muntode, P., Rohariya, H., & Sharma, A. (2014). Role of antibiotics on surgical site infection in cases of open and laparoscopic cholecystectomy: a comparative observational study. Journal of surgical technique and case report, 6(1), 1-4. https://doi.org/10.4103/2006-8808.135132
Gharde, Pankaj, et al. "Role of antibiotics on surgical site infection in cases of open and laparoscopic cholecystectomy: a comparative observational study." Journal of surgical technique and case report vol. 6,1 (2014): 1-4. doi: https://doi.org/10.4103/2006-8808.135132
Gharde P, Swarnkar M, Waghmare LS, Bhagat VM, Gode DS, Wagh DD, Muntode P, Rohariya H, Sharma A. Role of antibiotics on surgical site infection in cases of open and laparoscopic cholecystectomy: a comparative observational study. J Surg Tech Case Rep. 2014 Jan;6(1):1-4. doi: 10.4103/2006-8808.135132. PMID: 25013542; PMCID: PMC4090972.
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Intermolecular Noncovalent Hydroxy-Directed Enantioselective Heck Desymmetrization of Cyclopentenol: Computationally Driven Synthesis of Highly Functionalized cis-4-Arylcyclopentenol Scaffolds.

The Journal of organic chemistry

de Oliveira Silva J, Angnes RA, Menezes da Silva VH, Servilha BM, Adeel M, Braga AA, Aponick A, Correia CR.
PMID: 26836260
J Org Chem. 2016 Mar 04;81(5):2010-8. doi: 10.1021/acs.joc.5b02846. Epub 2016 Feb 16.

New computationally driven protocols for the Heck desymmetrization of 3-cyclopenten-1-ol with aryldiazonium tetrafluoroborates were developed. These new conditions furnished remarkable product selectivity originating from a resident hydroxyl group and the critical choice of the reaction solvent. Mechanistic insights gleaned...

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de Oliveira Silva J, Angnes RA, Menezes da Silva VH, et al. Intermolecular Noncovalent Hydroxy-Directed Enantioselective Heck Desymmetrization of Cyclopentenol: Computationally Driven Synthesis of Highly Functionalized cis-4-Arylcyclopentenol Scaffolds. J Org Chem. 2016;81(5):2010-8doi: 10.1021/acs.joc.5b02846.
de Oliveira Silva, J., Angnes, R. A., Menezes da Silva, V. H., Servilha, B. M., Adeel, M., Braga, A. A., Aponick, A., & Correia, C. R. (2016). Intermolecular Noncovalent Hydroxy-Directed Enantioselective Heck Desymmetrization of Cyclopentenol: Computationally Driven Synthesis of Highly Functionalized cis-4-Arylcyclopentenol Scaffolds. The Journal of organic chemistry, 81(5), 2010-8. https://doi.org/10.1021/acs.joc.5b02846
de Oliveira Silva, Juliana, et al. "Intermolecular Noncovalent Hydroxy-Directed Enantioselective Heck Desymmetrization of Cyclopentenol: Computationally Driven Synthesis of Highly Functionalized cis-4-Arylcyclopentenol Scaffolds." The Journal of organic chemistry vol. 81,5 (2016): 2010-8. doi: https://doi.org/10.1021/acs.joc.5b02846
de Oliveira Silva J, Angnes RA, Menezes da Silva VH, Servilha BM, Adeel M, Braga AA, Aponick A, Correia CR. Intermolecular Noncovalent Hydroxy-Directed Enantioselective Heck Desymmetrization of Cyclopentenol: Computationally Driven Synthesis of Highly Functionalized cis-4-Arylcyclopentenol Scaffolds. J Org Chem. 2016 Mar 04;81(5):2010-8. doi: 10.1021/acs.joc.5b02846. Epub 2016 Feb 16. PMID: 26836260.
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Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol.

Acta crystallographica. Section E, Crystallographic communications

Camargo LR, Zukerman-Schpector J, Deobald AM, Braga AL, Tiekink ER.
PMID: 25844248
Acta Crystallogr E Crystallogr Commun. 2015 Feb 25;71:o200-1. doi: 10.1107/S2056989015003242. eCollection 2015 Mar 01.

Two independent mol-ecules, A and B, comprise the asymmetric unit of the title compound, C20H21N3OSe. While the benzene ring directly bound to the central triazole ring is inclined to the same extent in both mol-ecules [dihedral angles = 40.41...

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Camargo LR, Zukerman-Schpector J, Deobald AM, et al. Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol. Acta Crystallogr E Crystallogr Commun. 2015;71:o200-1doi: 10.1107/S2056989015003242.
Camargo, L. R., Zukerman-Schpector, J., Deobald, A. M., Braga, A. L., & Tiekink, E. R. (2015). Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol. Acta crystallographica. Section E, Crystallographic communications, 71o200-1. https://doi.org/10.1107/S2056989015003242
Camargo, Leandro R S, et al. "Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol." Acta crystallographica. Section E, Crystallographic communications vol. 71 (2015): o200-1. doi: https://doi.org/10.1107/S2056989015003242
Camargo LR, Zukerman-Schpector J, Deobald AM, Braga AL, Tiekink ER. Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol. Acta Crystallogr E Crystallogr Commun. 2015 Feb 25;71:o200-1. doi: 10.1107/S2056989015003242. eCollection 2015 Mar 01. PMID: 25844248; PMCID: PMC4350684.
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Charge-displacement analysis as a tool to study chalcogen bonded adducts and predict their association constants in solution.

Dalton transactions (Cambridge, England : 2003)

Ciancaleoni G, Santi C, Ragni M, Braga AL.
PMID: 26530466
Dalton Trans. 2015 Dec 14;44(46):20168-75. doi: 10.1039/c5dt03388h.

The secondary interaction between a polarized chalcogen atom and different Lewis bases, either anionic or neutral, has been studied by charge displacement analysis. Using charge displacement analysis, the charge rearrangement in the adduct upon the formation of the interaction...

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Ciancaleoni G, Santi C, Ragni M, et al. Charge-displacement analysis as a tool to study chalcogen bonded adducts and predict their association constants in solution. Dalton Trans. 2015;44(46):20168-75doi: 10.1039/c5dt03388h.
Ciancaleoni, G., Santi, C., Ragni, M., & Braga, A. L. (2015). Charge-displacement analysis as a tool to study chalcogen bonded adducts and predict their association constants in solution. Dalton transactions (Cambridge, England : 2003), 44(46), 20168-75. https://doi.org/10.1039/c5dt03388h
Ciancaleoni, Gianluca, et al. "Charge-displacement analysis as a tool to study chalcogen bonded adducts and predict their association constants in solution." Dalton transactions (Cambridge, England : 2003) vol. 44,46 (2015): 20168-75. doi: https://doi.org/10.1039/c5dt03388h
Ciancaleoni G, Santi C, Ragni M, Braga AL. Charge-displacement analysis as a tool to study chalcogen bonded adducts and predict their association constants in solution. Dalton Trans. 2015 Dec 14;44(46):20168-75. doi: 10.1039/c5dt03388h. PMID: 26530466.
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[The children of my file].

Revista brasileira de medicina

Braga JM.
PMID: 5091070
Rev Bras Med. 1971 Feb;28(2):80.

No abstract available.

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Braga JM. As crianças do meu fichário. [The children of my file]. Rev Bras Med. 1971;28(2):80
Braga, J. M. (1971). As crianças do meu fichário. [The children of my file]. Revista brasileira de medicina, 28(2), 80.
Braga, J M. "As crianças do meu fichário." [The children of my file]. Revista brasileira de medicina vol. 28,2 (1971): 80.
Braga JM. As crianças do meu fichário. [The children of my file]. Rev Bras Med. 1971 Feb;28(2):80. Portuguese. PMID: 5091070.
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