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Table 4 ORs of Physical activity and sleep status for CD for medical reasons and non-medical reasons

From: Physical activity and sleep duration during pregnancy have interactive effects on caesarean delivery: a population-based cohort study in Tianjin, China

Variables

OR (95% confidence interval)

CD for medical reasons

CD for non-medical ressons rereasons

Model 1

Physical activity

  
 

     Low V.S Moderate-to-high

1.12 (1.04–1.21)

1.07 (0.97–1.17)

 

Sleep duration (h/day)

  
 

     < 7

0.96 (0.71–1.28)

1.40 (1.01–1.95)

 

     ≥7 to < 9

1.00 (Reference)

1.00 (Reference)

 

     ≥9

1.08 (0.99–1.17)

1.11 (1.01–1.23)

 

Sleep quality

  
 

     Good

1.00 (Reference)

1.00 (Reference)

 

     Moderate

0.99 (0.91–1.07)

1.01 (0.91–1.11)

 

     Poor

0.87 (0.67–1.14)

0.98 (0.72–1.35)

Model 2

Physical activity

  
 

     Low V.S Moderate-to-high

1.13 (1.04–1.23)

1.10 (0.99–1.22)

 

Sleep duration (h/day)

  
 

     < 7

0.90 (0.65–1.24)

1.37 (0.96–1.94)

 

     ≥7 to < 9

1.00 (Reference)

1.00 (Reference)

 

     ≥9

1.12 (1.02–1.22)

1.16 (1.05–1.29)

 

Sleep quality

  
 

     Good

1.00 (Reference)

1.00 (Reference)

 

     Moderate

0.98 (0.90–1.07)

0.99 (0.89–1.11)

 

     Poor

0.85 (0.64–1.13)

0.93 (0.66–1.31)

Model 3

Physical activity

  
 

     Low V.S Moderate-to-high

1.13(1.04–1.24)

1.11 (0.99–1.23)

 

Sleep duration (h/day)

  
 

     < 7

0.88 (0.64–1.22)

1.37 (0.96–1.95)

 

     ≥7 to < 9

1.00 (Reference)

1.00 (Reference)

 

     ≥9

1.12 (1.02–1.22)

1.16 (1.04–1.29)

 

Sleep quality

  
 

     Good

1.00 (Reference)

1.00 (Reference)

 

     Moderate

0.99 (0.91–1.09)

1.01 (0.91–1.13)

 

     Poor

0.88 (0.66–1.18)

0.98 (0.69–1.38)

  1. Abbreviations: CD caesarean delivery; OR odds ratio
  2. Model 1: Univariable analyses
  3. Model 2: Multivariable analyses, adjusted for age, body mass index, weight gain from registration to glucose challenge test, gestational age at delivery, habitual smokers before and during pregnancy, alcohol drinkers before and during pregnancy, family history of diabetes in first-degree relatives, parity≥1, Han nationality, systolic blood pressure at registration for pregnancy, birth weight, neonatal height
  4. Model 3: Further adjusted for gestational diabetes, in addition to the variables listed in model 2