Table 4. Linear Regression Models Presenting the Association of AFB With FRS by Study Site, Adjusting for Childhood Socioeconomic Risk Covariates
VariableCanadian SitesTirana (Albania)Manizales (Colombia)Natal (Brazil)
(N=353)(N=188)(N=198)(N=165)
Categories of AFB, y
<20RefRefRefRef
20–24−1.43−4.551.70−1.14−7.234.96−0.82−4.352.71−10.42−15.93−4.91
25–29−2.91−6.080.26−8.69−16.02−1.37−0.97−6.564.61−11.47−19.88−3.06
≥30−3.71−7.31−0.112.58−7.3912.55−1.37−7.124.37−8.02−15.65−0.40
Nulliparous−3.47−7.000.06−9.83−19.25−0.41−2.33−8.093.42−16.33−24.51−8.16
Age (centered), y0.590.260.920.900.211.580.720.211.222.151.293.00
Research site (Kingston [Ontario, Canada]=ref)a0.97−0.752.70
Childhood economic adversity (no=ref)0.05−1.811.91−1.16−5.343.020.20−3.103.491.11−3.796.01
Childhood social adversity (no=ref)1.76−0.163.69−0.05−6.126.03−0.58−4.363.20−2.32−7.122.48
Constant15.4030.9518.6130.88
  • Data are given as B (95% confidence interval). AFB indicates age at first childbirth; FRS, Framingham Risk Score; and Ref, reference.

  • a Only for Canadian site analysis. Coefficient shown is for Saint‐Hyacinthe (Quebec, Canada).