Table 1.

Percent representation of osteopathic and allopathic physicians among first and senior authors of published articles in three journals of emergency medicine.

	1995	2000	2005	2010	2014	Adj R Sq	P-value
Overall
DO First	3.82 (21/550)	3.60 (21/583)	3.65 (23/631)	2.79 (20/717)	2.68(19/708)	0.020	0.375
DO Senior	2.06 (9/436)	1.36 (6/442)	1.72 (9/523)	1.17 (7/600)	1.46 (9/615)	−0.322	0.882
MD First	96.18 (529/550)	96.40 (562/583)	96.35 (608/631)	97.21 (697/717)	97.32 (689/708)	0.677	0.055
MD Senior	97.94 (427/436)	98.64 (436/442)	98.28 (514/523)	98.83 (593/600)	98.54 (606/615)	0.978	0.001
JEM
DO First	3.91 (5/128)	5.63 (8/142)	2.89 (5/173)	3.36 (8/238)	2.85 (7/246)	−0.092	0.475
DO Senior	2.88 (3/104)	2.5 (3/120)	1.85 (3/162)	0.45 (1/223)	2.13 (5/235)	−0.287	0.764
MD First	96.09 (123/128)	94.37 (134/142)	97.11 (168/173)	96.64 (230/238)	97.15 (239/246)	0.833	0.020
MD Senior	97.12 (101/104)	97.5 (117/120)	98.15 (159/162)	99.55 (222/223)	97.87 (230/235)	0.927	0.006
Acad EM
DO First	3.24 (6/185)	3.40 (8/235)	4.07 (9/221)	2.90 (7/241)	3.57 (7/196)	−0.301	0.802
DO Senior	1.53 (2/131)	1.18 (2/170)	1.56 (3/192)	1.94 (4/206)	1.20 (2/166)	−0.130	0.516
MD First	96.76 (179/185)	96.60 (227/235)	95.93 (212/221)	97.10 (234/241)	96.43 (189/196)	−0.333	0.972
MD Senior	98.47 (129/131)	98.82 (168/170)	98.44 (189/192)	98.06 (202/206)	98.80 (164/166)	0.412	0.146
Annals of EM
DO First	4.22 (10/237)	2.43 (5/206)	3.80 (9/237)	2.10 (5/238)	1.88 (5/266)	0.208	0.248
DO Senior	1.99 (4/201)	0.66 (1/152)	1.78 (3/169)	1.17 (2/171)	0.93 (2/214)	−0.097	0.480
MD First	95.78 (227/237)	97.57 (201/206)	96.20 (228/237)	97.90 (233/238)	98.12 (261/266)	−0.136	0.522
MD Senior	98.01 (197/201)	99.34 (151/152)	98.22 (166/169)	98.83 (169/171)	99.07 (212/214)	0.390	0.156

DO, Doctor of Osteopathic Medicine; MD, Doctor of Medicine; Annals, Annals of Emergency Medicine; AEM, Academic Emergency Medicine; JEM, Journal of Emergency Medicine