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Table 3 Changes in any LTPA by maternal age, schooling, income, parity, pre-pregnancy BMI and pre-pregnancy LTPA. Pelotas, Brazil, 2004–2015

From: Changes in leisure-time physical activity among Brazilian pregnant women: comparison between two birth cohort studies (2004 – 2015)

  Pre-pregnancy N (%) % change 1st trimester N (%) % change 2nd trimester N (%) %change 3rd trimester N (%) % change
Variables 2004 2015   2004 2015   2004 2015   2004 2015  
Maternal age (years)
 12 –19 11.3 16.6 +46.9** 9.1 8.2 - 9.9 7.8 6.5 - 16.7 7.9 4.4 - 44.3**
 20 –29 14.2 19.2 +35.2** 10.3 9.0 - 12.6 8.9 16.0 - 32.6** 6.8 4.4 - 35.3**
 30 –39 20.1 26.0 +29.4** 12.4 14.5 +16.9 9.6 11.1 +15.6 5.9 6.3 +6.8
 40 –47 12.8 23.4 +82.8* 7.8 14.5 +85.9 4.3 7.3 +69.8 2.8 3.3 +17.9
Family income (quintiles)
 1 (poorest) 7.3 14.9 +104.1** 7.0 6.1 - 12.9 5.6 5.2 - 7.1 4.1 3.8 - 7.3
 2 9.5 15.5 +63.2** 7.8 8.8 +12.8 5.2 5.9 +13.5 4.5 4.0 - 11.2
 3 12.6 18.3 +45.2** 9.2 7.8 - 15.3 8.6 4.9 - 43.0** 7.1 3.6 - 49.3**
 4 17.1 22.9 +33.9** 11.1 12.3 +10.8 9.0 6.9 - 23.3 7.1 3.8 - 46.8**
 5 (wealthiest) 30.2 40.2 +33.1** 18.0 22.0 +22.2 15.2 18.7 +23.0 10.5 11.3 +7.6
Schooling (years)
 0-4 5.2 8.5 +63.5* 4.0 4.9 +22.5 2.7 4.1 +51.9 1.8 3.4 +88.9
 5 –8 11.0 14.0 +27.3* 8.1 6.8 - 16.0 6.0 4.6 - 23.3 5.7 3.7 - 35.1*
 9 –11 18.1 18.5 +2.2 12.9 8.2 - 36.4** 10.5 5.0 - 52.4** 7.4 3.4 - 54.1**
  ≥ 12 36.8 35.0 - 4.9 22.7 19.6 - 13.7 21.5 15.1 - 29.8** 13.6 8.5 - 62.5**
Parity
 1 19.4 25.5 +31.4** 14.1 13.8 - 2.1 13.0 10.1 - 32.3** 10.1 6.3 - 37.6**
 2 14.3 19.3 +35.0** 9.7 9.7 0 7.0 6.5 - 7.1 5.3 4.2 - 20.8
 3 or more 11.2 13.9 +24.1 7.2 5.7 - 20.8 5.1 4.4 - 13.7 3.6 2.9 - 19.5
Pre-pregnancy BMI
  < 18.5 9.4 15.5 +64.9 8.9 11.0 +23.6 6.6 7.1 +7.6 4.7 7.1 +51.1
 18.5 –24.9 18.5 23.1 +24.9** 12.6 12.6 0 10.9 9.6 - 11.9 8.7 6.9 - 20.7*
 25.0 –29.9 18.9 22.1 +16.9 13.1 11.0 - 16.0 8.6 7.0 - 18.6 5.6 4.1 - 26.8
  > =30 8.7 18.8 +0.5 11.7 8.2 - 29.9 10.1 5.9 - 41.6* 5.8 2.1 - 63.8**
Pre-pregnancy LTPA (150 min/week)
 Yes     55.9 40.4 - 27.7** 41.2 24.9 - 39.6** 27.1 14.5 - 46.5**
 No     4.8 5.4 +12.5 4.6 4.7 +2.2 4.0 3.2 - 20.0
Total 5.3 21.3 +39.2** 10.6 10.9 +2.8 8.7 7.9 - 9.2 6.6 5.0 - 16.7**
  1. **X 2 for change 2004–2015 p < 0.01
  2. *X 2 for change 2004–2015 p < 0.05