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Table 4 Binominal logistic regression of depressive symptoms in relation to different physical activity contexts

From: The association between physical activity and symptoms of depression in different contexts – a cross-sectional study of Norwegian adolescents

Variables Model A Model B Model C Model D Model E Model F
Physical activity context B OR (95% CI) B OR (95% CI) B OR (95% CI) B OR (95% CI) B OR (95% CI) B OR (95% CI)
 No regular exercise 0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref)
 1. Sportsclub −0.923 0.40 (0.30–0.53) − 0.911 0.40 (0.30–0.54) − 0.941 0.39 (0.28–0.54) − 0.841 0.43 (0.31–0.60) − 0.797 0.45 (0.33–0.63) − 0.781 0.46 (0.33–0.64)
 2. Sportsclub and gym − 0.918 0.40 (0.28–0.56) − 0.733 0.48 (0.34–0.69) − 0.806 0.45 (0.30–0.66) −0.717 0.49 (0.33–0.72) − 0.738 0.48 (0.32–0.71) − 0.756 0.47 (0.32–0.70)
 3. Sportsclub and other organized PA −0.421 0.66 (0.42–1.02) − 0.701 0.50 (0.31–0.80) − 0.676 0.51 (0.31–0.83) − 0.635 0.53 (0.32–0.87) − 0.589 0.56 (0.34–0.92) − 0.561 0.57 (0.35–0.94)
 4. Sportsclub and independently − 0.649 0.52 (0.38–0.72) − 0.612 0.54 (0.39–0.76) − 0.563 0.57 (0.40–0.81) − 0.518 0.60 (0.42–0.85) − 0.453 0.64 (0.44–0.91) − 0.435 0.65(0.45–0.93)
 5. Sportsclub, gym and other organized PA −0.056 0.95 (0.51–1.76) 0.018 1.02 (0.53–1.94) 0.180 1.20 (0.61–2.34) 0.176 1.19 (0.60–2.37) 0.104 1.11 (0.55–2.25) 0.072 1.07 (0.53–2.20)
 6. Sportsclub, gym and independently −0.552 0.58 (0.41–0.81) − 0.317 0.73 (0.51–1.04) − 0.313 0.73 (0.50–1.06) −0.247 0.78 (0.54–1.40) − 0.196 0.82 (0.56–1.20) −0.202 0.82 (0.56–1.20)
 7. Sportsclub, independently and other organized PA −0.264 0.77 (0.48–1.23) −0.394 0.67 (0.41–1.12) − 0.345 0.71 (0.42–1.20) −0.223 0.80 (0.47–1.36) − 0.143 0.87 (0.51–1.48) −0.133 0.88 (0.51–1.50)
 8. Sportsclub, gym, independently and other organized PA −0.335 0.72 (0.46–1.11) −0.490 0.61 (0.37–1.02) − 0.514 0.60 (0.35–1.02) −0.437 0.65 (0.38–1.11) − 0.387 0.68 (0.40–1.17) −0.385 0.68 (0.40–1.17)
 9. Gym −0.202 0.82 (0.64–1.05) −0.157 0.85 (0.66–1.11) − 0.209 0.81 (0.61–1.08) − 0.158 0.85 (0.64–1.15) − 0.183 0.83 (0.62–1.12) −0.209 0.81 (0.60–1.10)
 10. Gym and other organized PA 0.141 1.15 (0.71–1.87) −0.016 0.98 (0.59–1.64) 0.014 1.01 (0.59–1.74) 0.086 1.09 (0.63–1.88) 0.116 1.12 (0.65–1.95) 0.078 1.08 (0.62–1.88)
 11. Gym and independently −0.117 0.89 (0.66–1.20) −0.225 0.80 (0.58–1.10) − 0.210 0.81 (0.58–1.13) −0.186 0.83 (0.59–1.16) − 0.236 0.79 (0.56–1.11) −0.253 0.78 (0.55–1.10)
 12. Gym, independently and other organized PA −0.044 0.96 (0.54–1.69) −0.357 0.70 (0.38–1.29) − 0.551 0.58 (0.29–1.30) −0.442 0.64 (0.33–1.26) − 0.531 0.59 (0.30–1.17) −0.578 0.56 (0.28–1.12)
 13. Other organized PA (dance, martial arts etc) −0.371 0.70 (0.46–1.04) −0.618 0.54 (0.35–0.83) − 0.658 0.52 (0.33–0.82) −0.610 0.54 (0.34–0.86) − 0.655 0.52 (0.33–0.83) −0.638 0.53 (0.33–0.85)
 14. Independently and other organized PA −0.338 0.71 (0.46–1.12) −0.724 0.49 (0.30–0.78) − 0.816 0.44 (0.27–0.73) −0.787 0.46 (0.28–0.75) − 0.770 0.46 (0.28–0.78) −0.752 0.47 (0.28–0.79)
 15. independently (running, swimming, cycling etc) −0.158 0.85 (0.66–1.11) − 0.191 0.83 (0.63–1.09) −0.231 0.79 (0.59–1.07) − 0.186 0.83 (0.61–1.13) −0.143 0.87 (0.64–1.18) − 0.127 0.88 (0.65–1.20)
Gender
 Boy    0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref)
 Girl    1.231 3.42 (2.91–4.04) 1.270 3.56 (2.99–4.25) 1.251 3.50 (2.92–4.18) 1.295 3.65 (3.05–4.37) 1.303 3.68 (3.07–4.42)
Parents education
 Parents_education, both      0 1 (ref) 0 1 (ref) 0 1 (ref) 0 1 (ref)
 Parents_education, one of the parents      0.168 1.18 (0.97–1.45) 0.117 1.12 (0.92–1.38) 0.114 1.12 (0.91–1.38) 0.134 1.14 (0.93–1.41)
 Parents_education, none of the parents      0.077 1.08 (0.86–1.36) −0.044 0.96 (0.76–1.21) −0.034 0.97 (0.76–1.23) −0.002 1.00 (0.79–1.27)
Family economy
 Fam_economy, good economy        0 1 (ref) 0 1 (ref) 0 1 (ref)
 Fam_economy, neither good nor bad        0.345 1.41 (1.14–1.75) 0.333 1.39 (1.12–1.73) 0.350 1.42 (1.14–1.77)
 Fam_economy, poor economy        0.861 2.37 (1.70–3.29) 0.819 2.27 (1.62–3.17) 0.836 2.31 (1.65–3.23)
Do you smoke?
 No          0 1 (ref) 0 1 (ref)
 Yes          0.829 2.29 (1.79–2.94) 0.539 1.72 (1.28–2.31)
Alcohol consuming
  < 1 time a month            0 1 (ref)
  > 1–3 times a month            0.480 1.62 (1.24–2.10)
  1. The dependent variable consisted of two categories coded asdepression symptoms (> 80 percentiles) and no depression symptoms (< 80 percentiles). The reference category was no depression symptoms
  2. Model A: PA context and symptoms of depression, Model B: PA context, symptoms of depression and gender, Model C: PA context, symptoms of depression, gender and parents’ education, Model D: PA context, symptoms of depression, gender, parents’ education and family economy, Model E: PA context, symptoms of depression, gender, parents’ education and family economy and smoking, Model F: PA context, symptoms of depression, gender, parents’ education, family economy, smoking and alcohol consumption
  3. OR Odds ratio, 95% Confidence interval