Table 1.

Prevalence and Incidence of Injury in Massachusetts Women of Reproductive Age, 2002–2008 by SUD, Among 4,839,706 ED visits

	Number (%) of Women With E-code Indicating Injury		Mean (±SD) Number of Injuries (95% CI)
Variable	SUD-positive	SUD-negative	SUD-positive	SUD-negative
All E-coded injury (n = 800,763)	82,811 (65.1)	717,952 (44.8)	2.27 (4.1) (2.25–2.29)	0.73 (1.3) (0.73–0.73)
Any of the four specified marker injuries (n = 437,501)	62,691 (49.3)	374,810 (23.4)	0.72 (0.9) (0.72–0.73)	0.26 (0.5) (0.26–0.26)
Motor vehicle injuries (n = 228,721)	28,650 (22.5)	200,071 (12.5)	0.34 (0.8) (0.34–0.35)	0.15 (0.5) (0.15–0.15)
Falls (n = 209,924)	33,855 (26.6)	176,069 (11.0)	0.52 (1.5) (0.51–0.53)	0.13 (0.1) (0.13–0.14)
Suicide/self-inflicted injury (n = 27,690)	14,645 (11.5)	13,045 (0.8)	0.19 (0.9) (0.18–0.19)	0.01 (0.2) (0.01–0.01)
Homicide/purposeful injury (n = 45,522)	14,636 (11.5)	30,886 (1.9)	0.18 (0.7) (0.17–0.18)	0.02 (0.2) (0.02–0.02)

SUD = substance use disorder.