Back transformed mean transformed weight (BTM) and difference for Scottish childen in 1972 and 1994 by age
| Age (years) | 1972 | 1994 | Difference in BTM weight | Approximate CI | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No | BTM weight (kg) | No | BTM weight (kg) | ||||||||
| Boys | |||||||||||
| 5 | 189 | 18.95 | 260 | 19.99 | 1.04 | (0.53 to 1.55) | |||||
| 6 | 179 | 20.83 | 311 | 21.97 | 1.14 | (0.64 to 1.65) | |||||
| 7 | 162 | 23.44 | 305 | 24.35 | 0.91 | (0.26 to 1.55) | |||||
| 8 | 152 | 25.36 | 312 | 27.36 | 2.00 | (1.21 to 2.78) | |||||
| 9 | 199 | 28.28 | 292 | 30.87 | 2.59 | (1.75 to 3.43) | |||||
| 10 | 161 | 30.64 | 326 | 33.67 | 3.02 | (2.04 to 4.01) | |||||
| Girls | |||||||||||
| 5 | 164 | 18.64 | 289 | 19.49 | 0.85 | (0.32 to 1.37) | |||||
| 6 | 151 | 20.14 | 286 | 21.60 | 1.47 | (0.84 to 2.09) | |||||
| 7 | 167 | 22.61 | 315 | 24.22 | 1.60 | (0.88 to 2.33) | |||||
| 8 | 164 | 25.41 | 292 | 27.67 | 2.27 | (1.42 to 3.12) | |||||
| 9 | 155 | 28.05 | 289 | 31.07 | 3.02 | (2.00 to 4.05) | |||||
| 10 | 172 | 31.49 | 314 | 34.81 | 3.32 | (2.11 to 4.54) | |||||