Ammar Siddiqui

Ammar Siddiqui

*This is an algorithmically generated author record based on publicly available information.

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Previous Organizations / Institutes

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Ammar Siddiqui has a total of 19 co-authors. Here are the top co-authors by number of shared publications:


Latest Publications

  • Open Access

    A Multicenter Evaluation of Emergency Department Pain Care Across Different Types of Fractures

    by Ammar Siddiqui, Laura Belland, Laura Rivera-Reyes, Daniel Handel, Kabir Yadav, Kennon Heard, Amanda Eisenberg, Yury Khelemsky, Ula Hwang

    Objectives. To identify differences in emergency department (ED) pain-care based on the type of fracture sustained and to examine whether fracture type may influence the more aggressive analgesic use previously demonstrated in older patients. Design. Secondary analysis of retrospective cohort study. Setting. Five EDs (four academic, one community) in the United States. Participants. Patients (1,664) who presented in January, March, July, and October 2009 with a final diagnosis of fracture (774 long bone [LBF], 890 shorter bone [SBF]). Measurements. Primary-predictor was type of fracture (LBF vs. SBF). Pain-care process outcomes included likelihood of analgesic administration, opioid-dose, and time to first analgesic. General estimating equations were used to control for age, gender, race, baseline pain score, triage acuity, comorbidities and ED crowding. Subgroup analyses were conducted to analyze age-based differences in pain care by fracture type. Results. A larger proportion of patients with LBF (30%) were older (>65 years old) compared to SBF (13%). Compared with SBF, patients with LBF were associated with greater likelihood of analgesic-administration (OR = 2.03; 95 CI = 1.58 to 2.62; P < 0.001) and higher opioid-doses (parameter estimate = 0.268; 95 CI = 0.239 to 0.297; P < 0.001). When LBF were examined separately, older-patients had a trend to longer analgesic wait-times (99 [55–163] vs. 76 [35–149] minutes, P = 0.057), but no other differences in process outcomes were found. Conclusion. Long bone fractures were associated with more aggressive pain care than SBF. When fracture types were examined separately, older patients did not appear to receive more aggressive pain care. This difference should be accounted for in further research.


  • A Multicenter Evaluation of the Impact of Sex on Abdominal and Fracture Pain Care

    by Ammar Ba Siddiqui, Laura Belland, Laura Rivera-Reyes, Daniel Handel, Kabir Yadav, Kennon Heard, Amanda Eisenberg, Ula Hwang

    Background: Previous studies examining sex-based disparities in emergency department (ED) pain care have been limited to a single pain condition, a single study site, and lack rigorous control for confounders. Objective: A multicenter evaluation of the effect of sex on abdominal pain (AP) and fracture pain (FP) care outcomes. Research Design: A retrospective cohort review of ED visits at 5 US hospitals in January, April, July, and October 2009. Subjects: A total of 6931 patients with a final ED diagnosis of FP (n=1682) or AP (n=5249) were included. Measures: The primary predictor was sex. The primary outcome was time to analgesic administration. Secondary outcomes included time to medication order, and the likelihood of receiving an analgesic and change in pain scores 360 minutes after triage: Multivariable models, clustered by study site, were conducted to adjust for race, age, comorbidities, initial pain score, ED crowding, and triage acuity. Results: On adjusted analyses, compared with men, women with AP waited longer for analgesic administration [AP women: 112 (65–187) minutes, men: 96 (52–167) minutes, PPP=0.360; Order: P=0.133). Compared with men, women with AP were less likely to receive analgesics in the first 90 minutes (OR=0.766; 95% CI, 0.670–0.875; PP=0.357). Discussion: In this multicenter study, we found that women experienced delays in analgesic administration for AP, but not for FP. Future research and interventions to decrease sex disparities in pain care should take type of pain into account.


  • Open Access

    Barriers to community case management of malaria in Saraya, Senegal: training, and supply-chains

    by Demetri A Blanas, Youssoupha Ndiaye, Kim Nichols, Andrew Jensen, Ammar Siddiqui, Nils Hennig

    Health workers in sub-Saharan Africa can now diagnose and treat malaria in the field, using rapid diagnostic tests and artemisinin-based combination therapy in areas without microscopy and widespread resistance to previously effective drugs.