Table 3 Average number of SPD for weekdays, weekend days and for all seven days of each measurement week for those students at I-school and C-school whose values were included in the analyses with t-test
Measurement week (M) | Number of students I-school | SPD I-school students (SD) | Number of students C-school | SPD C-school students (SD) | Independent t-test (2-tailed) |
|---|---|---|---|---|---|
M1 Weekdays | 73 | 15 348 (4 331) | 66 | 14 612 (3 471) | n.s. (p = 0.27) |
M2 Weekdays | 79 | 14 191 (3 360) | 73 | 12 628 (3 601) | ** |
M3 Weekdays | 77 | 13 707 (2 368) | 71 | 11 813 (3 050) | *** |
M4 Weekdays | 74 | 16 471 (3 585) | 71 | 13 758 (3 638) | *** |
M1 Weekend days | 62 | 10 006 (4 120) | 62 | 8 822 (4 419) | n.s. (p = 0.12) |
M2 Weekend days | 74 | 8 552 (4 053) | 66 | 7 894 (5 051) | n.s. (p = 0.39) |
M3 Weekend days | 74 | 9 266 (3 036) | 75 | 7 770 (4 185) | * |
M4 Weekend days | 72 | 10 854 (4 062) | 69 | 8 689 (4 773) | ** |
M1 Whole week | 61 | 13 393 (3 645) | 60 | 12 507 (3 216) | n.s. (p = 0.16) |
M2 Whole week | 74 | 12 174 (2 989) | 65 | 10 800 (3 131) | ** |
M3 Whole week | 73 | 12 203 (2 231) | 71 | 10 345 (2 922) | *** |
M4 Whole week | 72 | 14 459 (3 289) | 69 | 11 964 (3 469) | *** |