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. Author manuscript; available in PMC: 2016 Dec 19.
Published in final edited form as: Obstet Gynecol. 2015 Apr;125(4):833–842. doi: 10.1097/AOG.0000000000000643

Table 7.

Median Disease-Specific Survival Time According to Socioeconomic Status for the Propensity Score–Matched Sample (n=5,124) and for Entire Study Population Cohort (N = 10,296)

Guideline
Adherence		 Quartile 1
 Quartile 2
 Quartile 3
 Quartile 4
Median
Survival
(mo)		 95% CI Median
Survival
(mo)		 95% CI Median
Survival
(mo)		 95% CI Median
Survival
(mo)		 95% CI
Propensity score–
matched
sample
    Adherent 35.0 32.0–39.0 35.0 31.0–39.0 35.0 32.0–37.0 37.0 33.0–40.0
    Nonadherent 15.0 14.0–19.0 19.0 16.0–21.0 22.0 18.0–23.0 23.0 19.0–25.0
Study population
cohort
    Adherent 36.0 33.0–39.0 35.0 32.0–39.0 35.0 33.0–38.0 38.0 35.0–41.0
    Nonadherent 6.0 6.0–8.0 9.0 8.0–10.0 10.0 9.0–11.0 14.0 12.0–15.0

CI, confidence interval.