Table 2.

Univariate factors related to cessation at 38 weeks (N = 67)

Factor	Percentage of quitters	p value
Age (years)a
<26	43	.67
≥26	38
Education
Less than high school	47	.51
High school or more	36
Race
White	43	.49
Other	32
Partnered
Yes	25	.17
No	45
First pregnancy
Yes	75	.002
No	32
Previous quit attempt
Yes	42	.33
No	29
Nicotine dependence score
<3.2	44	.23
≥3.2	34
NRT selected at baseline
Gum and lozenge	39	.99
Patch	41
Used as directed in first 48 hr
Yes	50	.19
No	31
Weeks on NRTa
<3	29	.01
≥3	52

Note. NTR, nicotine replacement therapy.

^aThese predictors were used as continuous variables in all analyses; they are categorized in this table for purposes of presentation only.