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Table 3 Association of socio-demographics, CVD a-related knowledge and perception with exercise habits among participating adolescent school-students of Kolkata (N = 1652)

From: Exercise and eating habits among urban adolescents: a cross-sectional study in Kolkata, India

Sociodemographic factors, knowledge and perceptions Exercise (Reference = No)
Moderate and Vigorous Activity Exercise
Yes Inadequate exercise Adequate exercise
Variables Categories AOR b (95%CI c) p value AOR b (95%CI c) p value AOR b (95%CI c) p value
Age in years   1.00(0.84–1.18) 0.956 0.77(0.64–0.94) 0.009 0.82(0.66–1.02) 0.072
Gender of student (Reference = Female) Male 3.40(2.55–4.54) <0.001 2.63(1.61–4.29) <0.001 7.77(4.61–13.07) <0.001
Socio-economic status (Reference = Lower) Middle 0.96(0.65–1.42) 0.839 0.84(0.46–1.52) 0.557 0.81(0.42–1.56) 0.531
Upper 0.59(0.37–0.94) 0.026 1.01(0.50–2.02) 0.981 0.58(0.27–1.25) 0.1634
Family history of death due to cardio-vascular diseases (Reference = No) Yes 1.23(0.88–1.72) 0.225 0.98(0.60–1.60) 0.942 1.21(0.71–2.05) 0.490
Level of knowledge regarding Cardio-vascular diseases (Reference = Poor) Average 1.08(0.79–1.49) 0.637 0.88(0.56–1.39) 0.592 0.96(0.59–1.59) 0.885
Good 1.12(0.79–1.59) 0.523 1.05(0.62–1.80) 0.852 1.17(0.65–2.10) 0.592
Blood pressure and its abnormalities (Reference = Poor) Average 1.39(1.03–1.88) 0.031 1.16(0.74–1.81) 0.514 1.57(0.97–2.55) 0.068
Good 1.17(0.76–1.79) 0.479 1.73(0.82–3.65) 0.152 1.88(0.85–4.19) 0.121
Risk factors for cardio-vascular diseases (Reference = Poor) Average 1.05(0.76–1.44) 0.769 1.00(0.64–1.55) 0.992 1.04(0.64–1.70) 0.872
Good 0.97(0.68–1.38) 0.851 2.38(1.32–4.30) 0.004 2.06(1.09–3.90) 0.026
Prevention of cardio-vascular diseases (Reference = Poor) Average 0.85(0.62–1.15) 0.295 1.42(0.91–2.22) 0.122 1.14(0.70–1.86) 0.603
Good 1.04(0.70–1.55) 0.841 1.81(0.93–3.51) 0.079 1.74(0.86–3.54) 0.126
Healthy nutritional habits (Reference = Poor) Average 1.03(0.76–1.42) 0.832 1.91(1.18–3.07) 0.008 1.79(1.07–3.01) 0.028
Good 0.94(0.64–1.37) 0.832 2.71(1.44–5.09) 0.002 2.23(1.12–4.40) 0.022
Cardio-vascular diseases and their prevention (Overall) (Reference = Poor) Average 0.87(0.64–1.19) 0.385 2.55(1.62–4.01) <0.001 1.91(1.16–3.15) 0.011
Good 1.18(0.81–1.72) 0.403 2.89(1.52–5.52) 0.001 2.90(1.46–5.78) 0.002
Perception Indicate which of the following best describes your body size (Reference = Normal) Underweight 0.94(0.63–1.39) 0.742 1.39(0.75–2.59) 0.295 1.25(0.64–2.45) 0.508
Overweight 0.99(0.71–1.38) 0.958 1.22(0.75–1.98) 0.421 1.18(0.69–2.00) 0.553
Do you feel that you might be at risk for future heart diseases? (Reference = No) Yes 1.09(0.76–1.56) 0.631 1.28(0.74–2.21) 0.375 1.35(0.74–2.44) 0.328
In general, how would you describe your health? (Reference = Good) Average 0.86(0.64–1.17) 0.336 1.17(0.76–1.80) 0.471 0.98(0.61–1.57) 0.926
Poor 1.22(0.62–2.37) 0.564 2.62(0.76–9.06) 0.128 2.81(0.76–10.43) 0.122
  1. a CVD Cardio-vascular diseases
  2. b AOR Adjusted odds ratio (adjusted for: age, gender, socio-economic status and family history)
  3. c CI Confidence interval
  4. Bolfaced figures indicate statistically significant results where p value was <0.05