Table 1 Summary of participant demographic data.
Year 7 | Year 9 | Year 10 | Total | |
|---|---|---|---|---|
Number (%) | 736 (32.38) | 796 (35.02) | 741 (32.60) | 2273 (100.00) |
Mean Age (SD) | 11.99 (0.36) | 13.97 (0.38) | 14.97 (0.36) | 13.65 (1.28) |
Gender (%) | ||||
Male | 296 (40.22) | 315 (39.57) | 317 (42.78) | 928 (40.83) |
Female | 418 (56.79) | 456 (57.29) | 395 (53.31) | 1269 (55.83) |
Othera/missing | 22 (2.99) | 25 (3.14) | 29 (3.91) | 76 (3.34) |
Index of Multiple Deprivation Quintile (%) | ||||
1 (most deprived) | 185 (25.14) | 208 (26.13) | 180 (24.29) | 573 (25.21) |
2 | 135 (18.34) | 131 (16.46) | 117 (15.79) | 383 (16.85) |
3 | 156 (21.20) | 147 (18.47) | 158 (21.32) | 461 (20.28) |
4 | 146 (19.84) | 154 (19.35) | 152 (20.51) | 452 (19.89) |
5 (least deprived) | 114 (15.49) | 156 (19.60) | 134 (18.08) | 404 (17.77) |
Ethnicity (%) | ||||
White | 507 (68.89) | 553 (69.47) | 516 (69.64) | 1576 (69.34) |
Asian | 116 (15.76) | 118 (14.82) | 125 (16.87) | 359 (15.79) |
Black | 36 (4.89) | 48 (6.03) | 39 (5.26) | 123 (5.41) |
Mixed | 37 (5.03) | 53 (6.66) | 38 (5.13) | 128 (5.63) |
Otherb/missing | 40 (5.43) | 24 (3.02) | 23 (3.10) | 87 (3.83) |
Receiving a Free School Meal (FSM) | ||||
Yes | 83 (11.28) | 112 (14.07) | 74 (9.99) | 269 (11.83) |
No | 430 (58.42) | 491 (61.68) | 471 (63.56) | 1392 (61.24) |
Don’t know/ missing | 223 (30.30) | 193 (24.25) | 196 (26.45) | 612 (26.92) |
