Psychosocial Characteristics and Obstetric Health of Women Attending a Specialist Substance Use Antenatal Clinic in a Large Metropolitan Hospital

Table 2

Lifetime and 1-month prevalence of substance use among substance-dependent women and comparison group.

		Substance dependent group (𝑛=41)	Comparison group (𝑛=47)	Statistical comparison OR (95% CI)
ALCOHOL	% Ever used	95.0	97.9	not significant
	% Used last month	22.5	48.9	0.30 (0.12–0.77)*
	Mean days used month (SD)	3.4 (2.9)	3.9 (2.3)	not significant
NICOTINE	% Ever used	97.6	74.5	13.70 (1.70–111.11)*
	% Used last month	78.0	4.3	80.0 (16.19–395.37)**
	Mean days used month (SD)	27.9 (6.8)	20.0 (14.1)	not significant
CANNABIS	% Ever used	95.1	83.0	not significant
	% Used last month	34.1	0.0	N/A
	Mean days used month (SD)	18.2 (12.6)	0	N/A
HEROIN	% Ever used	75.6	4.3	71.43 (14.29–333.33)**
	% Used last month	17.1	0.0	N/A
	Mean days used month (SD)	5.3 (6.9)	0	N/A
	% Ever injected	56.1	0.0	N/A
	% Injected last month	12.2	0.0	N/A
AMPHETAMINE	% Ever used	80.0	46.8	4.55 (1.73–11.90)*
	% Used last month	2.5	0.0	N/A
	Mean days used month (SD)	2.0 (0.3)	0	N/A
	% Ever injected	47.5	0.0	N/A
	% Injected last month	0.0	0.0	N/A
COCAINE	% Ever used	68.3	40.4	3.17 (1.32–7.63)*
	% Used last month	4.9	0.0	N/A
	Mean days used month (SD)	1.5 (0.7)	0	N/A
	% Ever injected	41.5	0.0	N/A
	% Injected last month	0.0	0.0	N/A
BENZODIAZEPINE	% Ever used	75.6	14.9	17.86 (6.06–52.63)**
	% Used last month	12.2	0.0	N/A
	Mean days used month (SD)	13.6 (15.0)	0	N/A
	% Ever injected	7.3	0.0	N/A
	% Injected last month	0.0	0.0	N/A

^∗𝑃<.05.
^∗∗𝑃<.001.