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Table 2 Changes in recommended LTPA (≥150 min/week) 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 7.8 12.3 +57.7** 5.1 5.2 +2.0 4.1 4.0 - 2.4 4.0 2.4 - 40.0
 20 –29 210.4 14.9 +43.3** 6.3 5.3 - 15.9 5.0 3.1 - 38.0** 3.7 2.1 - 43.2**
 30 –39 15.4 18.3 +18.8* 8.4 9.0 +7.1 5.6 5.9 +5.4 3.1 2.8 - 9.7
 40 –47 8.5 16.9 +98.8* 4.3 8.9 +107.0 1.4 4.8 +242.9 1.4 2.4 +71.4
Family income (quintiles)
 1 (poorest) 5.3 11.7 +120.7** 3.8 3.5 - 17.9 2.5 2.9 +16.0 1.8 1.8 0
 2 6.0 11.6 +93.3** 4.9 6.3 +28.6 3.5 4.0 +14.3 2.5 2.5 0
 3 9.1 15.3 +68.1** 6.0 5.3 - 21.7 5.5 3.0 - 35.5* 4.0 2.2 - 35.0*
 4 12.7 16.7 +31.5* 6.8 7.8 +14.7 4.7 3.4 - 27.7 3.4 1.5 - 55.9*
 5 (wealthiest) 23.7 26.8 +13.1 11.7 11.8 +0.9 8.2 9.2 +12.2 5.6 4.7 - 16.1
Schooling (years)
 0 –4 4.3 5.6 +30.2 2.9 3.3 +13.8 2.0 2.6 +30.0 1.2 2.1 +75.0
 5 –8 7.8 10.6 +35.9* 4.6 4.5 - 12.2 3.3 3.0 - 9.1 2.7 2.0 - 25.9
 9 –11 13.4 14.3 +6.7 8.2 5.2 - 36.6** 5.7 3.1 - 45.6** 3.8 2.0 - 47.4**
  ≥ 12 27.2 25.1 - 17.7 14.6 11.5 - 21.2 11.9 7.3 - 18.0** 7.6 3.2 - 57.9**
Parity
 1 13.9 18.7 +34.5** 8.7 8.5 - 2.3 7.1 5.4 - 23.9* 5.1 2.9 - 43.2**
 2 11.1 13.8 +24.3* 5.7 5.4 - 5.3 3.6 3.3 - 8.3 2.4 2.0 - 16.7
 3 or more 8.3 11.4 +37.3* 4.8 4.2 - 12.5 3.1 2.9 - 6.5 2.2 1.6 - 27.3
Pre-pregnancy BMI
  < 18.5 5.6 11.6 +107.1* 4.2 5.8 +38.1 3.8 3.2 - 15.8 1.4 3.2 +128.6
 18.5 –24.9 14.0 16.1 +15.0 7.8 7.2 - 17.7 6.1 5.2 - 14.8 4.6 2.8 - 39.1**
 25.0 –29.9 14.3 17.8 +24.5 8.6 7.6 - 11.6 5.0 3.8 - 24.0 2.8 2.6 - 7.1
  > =30 14.0 14.2 +1.4 8.2 5.3 - 35.4 6.2 3.3 - 46.8* 3.9 1.2 - 69.2*
Pre-pregnancy LTPA (≥150 min/week)
 Yes     47.7 34.8 - 27.0** 31.7 19.2 - 39.4** 19.3 9.7 - 49.7**
 No     1.4 1.4 0 1.4 1.5 +7.1 1.4 1.0 - 28.6
Total 11.2 15.8 +41.1** 6.6 6.7 +1.5 4.8 4.3 - 10.4 3.4 2.4 - 29.4**
  1. **X 2 for change 2004–2015 p < 0.01
  2. *X 2 for change 2004–2015 p < 0.05