Table 1 Descriptive statistics of PA, depression and anxiety of college students and their differences in covariate
Control variables (N = 251) | PA | Depression | Anxiety | |||
|---|---|---|---|---|---|---|
M(SD) | t/F | M(SD) | t/F | M(SD) | t/F | |
gender | ||||||
 Male n = 145 | 0.72(0.50) | 4.538*** | 38.77(12.19) | -1.491 | 36.62(12.57) | -0.224 |
 Female n = 106 | 0.43(0.50) |  | 40.96(10.55) |  | 36.95(10.12) |  |
hometown | ||||||
 Urban n = 122 | 0.58(0.54) | -0.419 | 38.59(11.91) | -1.474 | 35.36(11.11) | -1.873 |
 Rural n = 129 | 0.61(0.49) |  | 40.74(11.16) |  | 38.09(11.89) |  |
major | ||||||
 Science n = 138 | 0.54(0.54) | -2.047* | 38.73(10.66) | -1.460 | 35.07(10.07) | -2.549* |
 Art n = 113 | 0.67(0.47) |  | 40.87(12.51) |  | 38.83(12.93) |  |
Grade | ||||||
 Freshman n = 56 | 0.62(0.58) | 1.093 | 41.93(10.82) | 2.679* | 37.13(10.48) | 1.785 |
 Sophomore n = 58 | 0.55(0.50) |  | 41.07(14.09) |  | 38.79(14.02) |  |
 Junior n = 114 | 0.64(0.48) |  | 37.20(9.34) |  | 35.15(10.03) |  |
 Senior n = 22 | 0.45(0.51) |  | 48.00 |  | 37.95(13.72) |  |
 Master and above n = 1 | 0 |  | 39.69(11.56) |  | 56.00 |  |
Number of siblings | ||||||
 None n = 111 | 0.63(0.54) | 1.423 | 39.58(12.66) | 0.012 | 37.79(12.78) | 1.322 |
 One n = 113 | 0.60(0.49) |  | 39.81(11.02) |  | 35.45(10.70) |  |
 Tow and above n = 27 | 0.44(0.51) |  | 39.67(9.09) |  | 38.00(9.51) |  |