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Table 3 Correlated random effect logistic regression models measuring subsequent birth/pregnancy experience by previous fertility intentions and contraceptive use among women in union at baseline, midterm, and endline

From: Longitudinal examination of changing fertility intentions and behaviors over a four-year period in urban Senegal

 Model 1Model 2 (interactions)
CoefficientRobust SE95% CICoefficientRobust SE95% CI
Fertility intentions
 Wants now/≤ 2 yearsRefRefRefRefRefRef
 Wants in + 2 years-1.43***0.25−1.93, −0.94−1.02***0.31−1.62, − 0.43
 Does not want−2.66***0.47−3.59, − 1.73− 1.81***0.54−2.88, − 0.75
Modern contraceptive use
 No modern methodRefRefRefRefRefRef
 Modern method use−2.12***0.27−2.64, −1.59−1.27***0.40− 2.05, − 0.49
Interaction terms
 Use*Wants now/≤ 2 years   RefRefRef
 Use* Wants in + 2 years   −0.89 β0.47−1.81, 0.03
 Use*Does not want   −1.92**0.66−3.21, 0.63
Age group
 15–19 yearsRefRefRefRefRefRef
 20–24 years1.230.89−0.51, 2.931.220.89−0.53, 2.97
 25–29 years1.581.00−0.37, 3.531.541.00−0.41, 3.50
 30–34 years2.31*1.070.20, 4.422.28*1.080.17, 4.39
 35–39 years2.19 β1.14−0.05, 4.432.19 β1.15−0.06, 4.43
 40+ years2.33 β1.32−0.26, 4.932.27 β1.33−0.33, 4.88
Parity
 0RefRefRefRefRefRef
 1−1.65**0.63−2.89, − 0.41− 1.86**0.64−3.12, − 0.60
 2−4.16***0.86−5.85, − 2.48−4.42***0.87−6.12, − 2.72
 3−6.67***1.05−8.73, − 4.61−6.93***1.06−9.01, − 4.85
 4−9.26***1.25− 11.72, − 6.81−9.56***1.25− 12.03, −7.08
 5+− 10.56***1.40− 13.29, −7.82− 10.75***1.41− 13.51, − 8.00
Education
 NoneRefRefRefRefRefRef
 Primary−0.090.52−1.10, 0.93− 0.080.52−1.09, 0.94
 Secondary +1.250.80−0.33, 2.821.270.81−0.32, 2.86
Muslim−0.181.56−3.23, 2.88−0.241.56−3.30, 2.81
  1. βp < 0.10; *p < 0.05; **p < 0.01; ***p < 0.001
  2. Sample size = 2098 observations; 1050 individuals