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Table 3 Adjusted odds ratio of being at a higher LTPA level in 2007–08 by characteristics in 1979–80

From: Secular trends and correlates of physical activity: The Tromsø Study 1979-2008

  Adjusted Odds Ratios (95% Confidence Interval)
Model 1a (n = 5044) Model 2b (n = 5037)
Sex
 Women 1.0 1.0
 Men 1.77 (1.56–2.02) 1.47 (1.28–1.67)
Age
 20–29 years 1.04 (0.89–1.21) 1.06 (0.91–1.24)
 30–39 years 1.0 1.0
 40–49 years 0.94 (0.82–1.07) 0.93 (0.81–1.05)
 50–54 years 0.66 (0.45–0.98) 0.72 (0.49–1.03)
BMI (kg/m2)
 < 18.5 0.91 (0.61–1.38) 0.92 (0.61–1.39)
 18.5–24.9 1.0 1.0
 25–29.9 0.77 (0.67–0.89) 0.83 (0.72–0.96)
 ≥ 30 0.42 (0.29–0.59) 0.48 (0.34–0.68)
Education level
 ≤ 9 years 1.0 1.0
 10–12 years 1.22 (1.06–1.40) 1.17 (1.02–1.34)
 > 12 years 1.37 (1.18–1.60) 1.26 (1.08–1.47)
Smoking
 No 1.0 1.0
 Yes 0.64 (0.57–0.72) 0.71 (0.63–0.80)
Self-reported cardiovascular disease
 No 1.0 1.0
 Yes 0.44 (0.18–1.05) 0.40 (0.15–1.03)
WPA
 Mostly sedentary 1.0 1.0
 Walking 1.17 (1.03–1.34) 1.10 (0.96–1.26)
 Walking and lifting 1.11 (0.93–1.32) 0.99 (0.83–1.18)
 Heavy manual labour 1.55 (1.18–2.05) 1.41 (1.06–1.87)
Employed
 No 1.0 1.0
 Yes 0.96 (0.65–1.41) 1.02 (0.69–1.52)
LTPA
 Inactive   1.0
 Light   2.58 (2.20–3.02)
 Moderate   4.85 (3.96–5.94)
 Vigorous   10.78 (7.47–15.56)
  1. Age 20–54 years (men) or 20–49 years (women) at baseline
  2. aModel 1: Adjusted for sex, age, BMI, smoking, cardiovascular disease, WPA, education level, and employment status in 1979–80
  3. bModel 2: Model 1 + additional adjustment for baseline LTPA in 1979–80
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