Table 2

SOS program biochemically confirmed quit rates by randomised group

Treatment group Control group
Clients enrolled at baseline112108
Eight month gestation quit rate32%2-150 n=1059%2-150 n=102
 Pregnancy termination or fetal demise (n)76
Two month postpartum quit rate21%2-151 n=1036%2-151 n=102
 Pregnancy termination or fetal demise (n)96
  • 2-150 χ2 = 18.4 (p < 0.0001);

  • 2-151 χ2 = 11.0 (p < 0.0009).