Table 4 Adjusted associations between recommended LTPA (150 min/week) and maternal characteristics across surveys. Pelotas, Brazil, 2004–2015

p = 0.006

p = 0.636

p = 0.046

p = 0.013

p = 0.650

p = 0.106

p = 0.138

p = 0.554

 12 –19

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 20 –29

1.12 (0.81 –1.56)

0.94 (0.68 –1.30)

1.19 (0.80 –1.77)

0.93 (0.58 –1.49)

1.16 (0.74 –1.80)

0.70 (0.40 –1.22)

0.99 (0.61 –1.62)

0.95 (0.47 –1.90)

 30 –39

1.69 (1.17 –2.44)

1.00 (0.70 –1.43)

1.69 (1.07 –2.67)

1.44 (0.85 –2.42)

1.34 (0.79 –2.27)

1.07 (0.57 –1.98)

0.71 (0.38 –1.34)

1.06 (0.48 –2.34)

 40 –47

1.08 (0.54 –2.18)

1.07 (0.58 –1.96)

1.01 (0.40 –2.57)

1.68 (0.73 –3.86)

0.43 (0.10 –1.89)

1.13 (0.40 –3.15)

0.46 (0.10 –2.09)

1.11 (0.28 –4.44)

Family income (quintiles)^a

p < 0.001

p = 0.05

p = 0.017

p = 0.061

p = 0.119

p = 0.073

p = 0.110

p = 0.068

 1 (poorest)

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 2

1.21 (0.80 –1.84)

0.87 (0.63 –1.19)

1.32 (0.83 –2.11)

1.71 (1.06 –2.77)

1.45 (0.83 –2.55)

1.33 (0.76 –2.31)

1.39 (0.72 –2.69)

1.45 (0.72 –2.94)

 3

1.64 (1.11 –2.43)

1.04 (0.77 –1.42)

1.37 (0.87 –2.17)

1.26 (0.76 –2.10)

1.93 (1.14 –3.28)

0.91 (0.49 –1.67)

2.05 (1.11 –3.78)

1.32 (0.63 –2.77)

 4

2.10 (1.44 –3.07)

0.95 (0.70 –1.29)

1.36 (0.86 –2.14)

1.55 (0.95 –2.53)

1.42 (0.82 –2.47)

0.87 (0.47 –1.59)

1.59 (0.84 –3.03)

0.87 (0.39 –1.97)

 5 (wealthiest)

3.23 (2.21 –4.73)

1.36 (0.98 –1.90)

1.80 (1.14 –2.85)

1.75 (1.04 –2.95)

1.70 (0.98 –2.95)

1.88 (1.03 –3.43)

1.80 (0.94 –3.46)

2.64 (1.21 –5.78)

p < 0.001

p < 0.001

p < 0.001

p = 0.006

p < 0.001

p = 0.073

p < 0.001

p = 0.583

 0 –4

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 5 –8

1.65 (1.08 –2.52)

2.07 (1.24 –3.43)

1.50 (0.89 –2.52)

1.23 (0.64 –2.37)

1.51 (0.74 –1.80)

1.11 (0.52 –2.38)

1.85 (0.86 –3.98)

0.84 (0.37 –1.94)

 9 –11

2.09 (1.35 –3.25)

2.72 (1.65 –4.50)

2.23 (1.31 –3.82)

1.23 (0.64 –2.36)

2.18 (1.15 –4.12)

1.16 (0.54 –2.49)

2.23 (1.00 –4.95)

0.72 (0.31 –1.69)

  ≥ 12

3.46 (2.12 –5.66)

4.74 (2.80 –8.03)

3.33 (1.82 –6.11)

2.20 (1.11 –4.35)

4.42 (2.17 –8.99)

1.97 (0.87 –4.45)

4.77 (1.97 –11.53)

0.77 (0.28 –1.98)

p = 0.004

p = 0.02

p = 0.002

p = 0.001

p = 0.003

p = 0.012

p = 0.040

p = 0.090

 1

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 2

0.74 (0.57 –0.95)

0.75 (0.61 –0.93)

0.57 (0.41 –0.80)

0.62 (0.45 –0.84)

0.50 (0.34 –0.74)

0.60 (0.40 –0.89)

0.51 (0.32 –0.82)

0.73 (0.44 –1.21)

 3

0.66 (0.49 –0.88)

0.80 (0.60 –1.07)

0.59 (0.41 –0.84)

0.55 (0.35 –0.86)

0.56 (0.37 –0.85)

0.66 (0.39 –1.14)

0.62 (0.38 –1.03)

0.61 (0.30 –1.24)

p = 0.713

p = 0.423

p = 0.399

p = 0.485

p = 0.783

p = 0.056

p = 0.198

p = 0.198

  < 18.5

0.40 (0.21 –0.76)

0.90 (0.53 –1.51)

1.00 (0.43 –2.34)

1.26 (0.56 –2.86)

1.04 (0.45 –2.38)

0.83 (0.31 –2.21)

0.40 (0.12 –1.35)

1.35 (0.51 –3.62)

 18.5 –24.9

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

 25.0 –29.9

1.06 (0.80 –1.41)

1.24 (1.00 –1.53)

1.23 (0.80 –1.89)

1.02 (0.72 –1.44)

0.82 (0.51 –1.33)

0.70 (0.47 –1.06)

0.61 (0.34 –1.10)

0.83 (0.51 –1.37)

  > =30

1.11 (0.75 –1.65)

0.99 (0.77 –1.26)

1.14 (0.61 –2.10)

0.81 (0.53 –1.23)

1.11 (0.58 –2.10)

0.70 (0.43 –1.13)

0.94 (0.45 –1.96)

0.44 (0.21 –0.92)

Pre-pregnancy LTPA (≥150 min/week)

p < 0.001

p < 0.001

p < 0.001

p < 0.001

p < 0.001

p < 0.001

 Yes

51.7 (35.0 –76.4)

37.8 (26.5 –53.8)

26.9 (18.0 –40.1)

16.2 (11.2 –23.5)

15.6 (10.0 –24.2)

11.8 (7.4 –18.7)

 No

1.0

1.0

1.0

1.0

1.0

1.0