Skip to main content

Table 2 Relative risks of membership in each trajectory according to sociodemographic characteristics

From: Weight gain trajectories patterns from pregnancy to early postpartum: identifying women at risk and timing to prevent weight regain

 

2 MG-ML1

3 LG-SL1

3 HG-MG1

4 HG-HG1

5 MG-SG1

Age, years

1.08 [1.03–1.14]2

1.08 [1.04–1.14] 2

1.10 [1.05–1.16]2

1.09 [1.04–1.16]2

1.09 [1.01–1.18]2

Schooling, years

1.03 [0.94–1.13]

1.08 [0.98–1.18]3

1.08 [0.98–1.17]

1.09 [0.99–1.22]3

1.09 [0.95–1.25]

  < 10 vs ≥ 10

0.76 [0.46–1.27]

0.51 [0.31–0.84]2

0.71 [0.42–1.19]

0.43 [0.23–0.77]2

0.79 [0.36–1.73]

Parity

1.09 [0.87–1.35]

0.99 [0.80–1.22]

1.17 [0.94–1.47]

1.02 [0.80–1.31]

1.04 [0.74–1.45]

 1–2 vs nulliparous

1.12 [0.65–1.93]

0.93 [0.55–1.58]

0.99 [0.56–1.75]

1.07 [0.57–2.01]

0.90 [0.38–2.11]

  ≥ 3 vs nulliparous

1.37 [0.60–3.16]

1.12 [0.49–2.52]

2.22 [0.98–5.03]3

1.03 [0.39–2.75]

1.45 [0.44–4.78]

Without partner vs partner

0.61 [0.33–1.10]3

0.69 [0.38–1.22]

0.52 [0.28–0.99]4

0.43 [0.20–0.92]4

0.92 [0.38–2.26]

Working outside home (yes vs no)

0.79 [0.46–1.35]

1.36 [0.79–2.32]

1.16 [0.66–2.03]

0.90 [0.48–1.67]

0.47 [0.21–1.05]3

Medium SES vs low SES

1.17 [0.67–2.05]

1.79 [1.04–3.08]4

1.67 [0.95–2.93]3

0.96 [0.50–1.84]

1.60 [0.70–3.67]

High SES vs low SES

0.93 [0.37–2.32]

2.19 [0.94–5.05]3

1.09 [0.43–2.79]

1.39 [0.53–3.67]

1.08 [0.25–4.53]

Pre-pregnancy BMI, kg/m2

2.2 [1.8–2.70]2

4.2 [3.3–5.34]2

7.6 [5.8–9.9]2

12.51 [9.3–16.9]2

22.1 [15.4–31.6]2

  1. HG-FL High weight gain during pregnancy and fast weight loss postpartum, HG-HG High weight gain during pregnancy and high gain postpartum, HG-MG High weight gain during pregnancy and moderate gain postpartum, LG-SL Lower gain during pregnancy and moderate loss postpartum, MG-SG Moderate weight gain during pregnancy and slow gain postpartum, MG-ML Moderate weight gain during pregnancy and moderate loss postpartum, SES Socioeconomic status
  2. 1 Data are RR [95% CI] from crude multinomial regression models. Group of reference: trajectory 1- High Weight Gain-Fast Weight Lost (HG-FL)
  3. 2P ≤ 0.01
  4. 3P ≤ 0.10
  5. 4P ≤ 0.05