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Table 5 Multivariate linear regression for PCS and MCS of Chinese college students

From: Association of physical activity, sedentary time, and sleep duration on the health-related quality of life of college students in Northeast China

  Total a Male b Female b
PCS e MCS f PCS MCS PCS MCS
β P β P β P β P β P β P
PA c
 Low 0   0   0   0   0   0  
 Moderate 1.616 0.059 0.468 0.643 0.229 0.890 −0.071 0.972 2.551 0.012* 0.432 0.709
 High 2.513 0.003* 0.376 0.706 −0.484 0.753 −0.926 0.630 4.153 < 0.001* 0.822 0.483
ST d
  < 6 h/day 0   0   0   0   0   0  
 6–< 8 h/day −0.036 0.961 0.171 0.841 0.448 0.717 −1.011 0.513 −0.229 0.800 1.087 0.291
 8–< 10 h/day 1.230 0.117 −1.213 0.190 1.615 0.261 −2.476 0.168 1.101 0.248 −0.680 0.532
  ≥ 10 h/day 0.954 0.248 0.817 0.401 2.219 0.126 0.287 0.874 0.441 0.664 1.283 0.269
Sleep duration
  < 7 h/day −1.455 0.215 −1.150 0.406 −1.353 0.464 1.219 0.598 −1.751 0.262 −2.129 0.232
 7–< 8 h/day 0   0   0   0   0   0  
 8–< 9 h/day −0.533 0.389 1.322 0.070 −1.621 0.170 3.063 0.038* −0.027 0.971 0.547 0.517
  ≥ 9 h/day −0.476 0.579 3.348 0.001* −1.683 0.270 6.986 < 0.001* 0.293 0.783 1.736 0.153
  1. a Model 1 adjusted for gender, age, grade, specialty, BMI, home location, monthly living expenses and also adjusted for PA and ST (for sleep duration) or PA and sleep duration (for ST) or ST and sleep duration (for PA)
  2. b Model 2 adjusted for age, grade, specialty, BMI, home location, monthly living expenses and also adjusted for PA and ST (for sleep duration) or PA and sleep duration (for ST) or ST and sleep duration (for PA)
  3. c PA: physical activity. d ST: sedentary time. e PCS: physical component summary. f MCS: mental component summary. *P < 0.05