Table 4.

Substance use disorders among women, by sex worker status

Prevalence, Column %	Overall N = 506	Female sex workersa N = 335	Non-Sex workers N = 171	χ2 testb p-values
Lifetime Alcohol Use Disorder
Abusec	73.3	80.6	59.1	<0.001
Dependence	62.3	69.3	48.5	<0.001
Abuse or Dependence	80.0	85.7	69.0	<0.001
Past-Year Alcohol Use Disorder
Abusec	68.4	75.2	55.0	<0.001
Dependence	57.5	64.2	44.4	<0.001
Abuse or Dependence	76.1	81.8	64.9	<0.001
Lifetime Drug Use Disorder
Abusec	37.5	48.4	16.4	<0.001
Dependence	29.4	39.4	9.9	<0.001
Abuse or Dependence	40.9	52.2	18.7	<0.001
Past-Year Drug Use Disorder
Abusec	32.6	41.5	15.2	<0.001
Dependence	27.1	35.8	9.9	<0.001
Abuse or Dependence	37.2	47.2	17.5	<0.001
Any Lifetime Alcohol or Drug Use Disorder	81.8	88.1	69.6	<0.001
Alcohol and Drug Use Disorders	39.1	49.9	18.1	<0.001
Alcohol Use Disorder Only	40.9	35.8	50.9
Drug Use Disorder Only	1.8	2.4	0.6
Any Past-Year Alcohol or Drug Use Disorder	77.7	83.6	66.1	<0.001
Alcohol and Drug Use Disorders	35.6	45.4	16.4	<0.001
Alcohol Use Disorder Only	40.5	36.4	48.5	0.009
Drug Use Disorder Only	1.6	1.8	1.2	0.723d

^a Female sex workers are defined as females who had traded sex for drugs, money, food, or other goods in the past 90 days.

^b Pearson chi-square test.

^cAbuse was defined as meeting DSM-IV criteria for abuse regardless of the status of dependence.

^d Fisher's exact test was used due to expected cell counts < 5.