Table 2.
Proportion of children with normal, overweight and obese BMI at each of the three waves of data collection (N=9667, MCS3, MCS4, MCS5) and distribution of medication use (using at least 1 medication) in the whole longitudinal sample (N=29 001, MCS3, MCS4, MCS5) and by BMI group
| At least one prescription | MCS3 N (%) |
MCS4 N (%) |
MCS5 N (%) |
Average medication use N (%) |
Any medication use N (%) |
Percentage of medication use at each time-point |
|---|---|---|---|---|---|---|
| Overall | 9667 (100) | 9667 (100) | 9667 (100) | |||
| No | – | – | – | 25 443 (87.8) | 9311 (96.3) | 91.1 |
| Yes | – | – | – | 3558 (12.2) | 2294 (23.7) | 51.7 |
| Normal weight | 7718 (79.8) | 7819 (80.9) | 7087 (73.3) | |||
| No | – | – | – | 19 972 (88.3) | 8146 (95.4) | 92.4 |
| Yes | – | – | – | 2652 (11.7) | 1809 (21.2) | 55.6 |
| Overweight | 1473 (15.2) | 1337 (13.8) | 1991 (20.6) | |||
| No | – | – | – | 4175 (87.0) | 2693 (90.0) | 96.4 |
| Yes | – | – | – | 626 (13.0) | 509 (17.0) | 78.4 |
| Obese | 475 (5.0) | 511 (5.3) | 589 (6.1) | |||
| No | – | – | – | 1296 (82.2) | 792 (87.7) | 94.7 |
| Yes | – | – | – | 280 (17.8) | 198 (22.0) | 77.2 |
BMI, body mass index; MCS, Millennium Cohort Study.