Table 1. Characteristics of participants in the national child measurement programme (2012–13): by age–sex group.
| Variable |
4–5 Year olds N=582 899 |
10–11 Year olds N=485 362 |
||
|---|---|---|---|---|
| Boys N=297 887 | Girls N=285 012 | Boys N=248 783 | Girls N=236 579 | |
| Age (years), mean (s.d.) | 5.0 (0.3) | 5.0 (0.3) | 10.9 (0.4) | 10.9 (0.4) |
| Height (cm), mean (s.d.) | 110.0 (5.1) | 109.0 (5.1) | 144.7 (7.0) | 145.4 (7.5) |
| Weight (kg), median (LQ–UQ) | 19.3 (17.7–21.1) | 18.9 (17.3–20.8) | 37.5 (32.9–44.1) | 39.0 (33.5–46.2) |
| BMI (kg m−2), median(LQ–UQ) | 16.0 (15.2–16.9) | 15.9 (15.1–17.0) | 17.9 (16.3–20.4) | 18.3 (16.5–21.0) |
| Variable,n(%) | ||||
| Ethnicity | ||||
| White | 197 691 (66.4) | 188 663 (66.2) | 160 278 (64.4) | 151 146 (64.0) |
| Black | 14 468 (4.9) | 13 970 (4.9) | 11347 (4.6) | 11 319 (4.8) |
| Black African | 9003 (3.0) | 8520 (3.0) | 6172 (2.5) | 6154 (2.6) |
| Black Caribbean | 2838 (1.0) | 2788 (1.0) | 2971 (1.2) | 2927 (1.2) |
| Black–Other | 2627 (0.9) | 2662 (0.9) | 2204 (0.9) | 2238 (1.0) |
| South Asian | 23 191 (7.8) | 22 109 (7.8) | 19 406 (7.8) | 18 636 (7.9) |
| South Asian–Indian | 7474 (2.5) | 7200 (2.5) | 5817 (2.3) | 5493 (2.3) |
| South Asian–Pakistani | 11 502 (3.9) | 10 855 (3.8) | 9675 (3.9) | 9322 (3.9) |
| South Asian–Bangladeshi | 4215 (1.4) | 4054 (1.4) | 3914 (1.6) | 3821 (1.6) |
| Other Asian | 6184 (2.1) | 6062 (2.1) | 4325 (1.7) | 41 745(1.8) |
| Other ethnicity | 18 832 (6.3) | 18 168 (6.4) | 12 914 (5.2) | 12 547 (5.3) |
| Unknown | 37 521 (12.6) | 36 040 (12.7) | 40 513 (16.3) | 38 756 (16.4) |
| Region | ||||
| East Midlands | 25 212 (8.5) | 23 837 (8.4) | 21 496 (8.6) | 20 232 (8.6) |
| East of England | 34 041 (11.4) | 32 391 (11.4) | 28 195 (11.3) | 26 143 (11.1) |
| London | 47 613 (16.0) | 46 331 (16.3) | 37 346 (15.0) | 36 701 (15.5) |
| North East | 12 603 (4.2) | 12 509 (4.4) | 10 856 (4.4) | 10 432 (4.4) |
| North West | 40 997 (13.8) | 38 947 (13.7) | 34 734 (14.0) | 32 848 (13.9) |
| South East | 45 948 (15.4) | 43 628 (15.3) | 38 988 (15.7) | 37 052 (15.7) |
| South West | 26 481 (8.9) | 25 377 (8.9) | 22 370 (9.0) | 21 136 (8.9) |
| West Midlands | 33 353 (11.2) | 31 636 (11.1) | 28 430 (11.4) | 26 999 (11.4) |
| Yorkshire and The Humber | 30 590 (10.3) | 29 206 (10.3) | 25 026 (10.1) | 23 696 (10.0) |
| Unknown | 1049 (0.4) | 1150 (0.4) | 1342 (0.5) | 1340 (0.6) |
Abbreviations: LQ, lower quartile; UQ, upper quartile.