Mean height for Scottish children in 1972 and 1994, by age group, the difference, and 95% CI
| Age (years) | 1972 | 1994 | Difference in mean height | 95% CI for difference | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No | Mean height (cm) | No | Mean height (cm) | ||||||||
| Boys | |||||||||||
| 5 | 190 | 111.21 | 262 | 114.00 | 2.79 | (1.84 to 3.74) | |||||
| 6 | 179 | 116.78 | 312 | 119.59 | 2.81 | (1.85 to 3.76) | |||||
| 7 | 164 | 123.22 | 305 | 124.88 | 1.66 | (0.58 to 2.75) | |||||
| 8 | 153 | 127.00 | 311 | 130.53 | 3.53 | (2.39 to 4.67) | |||||
| 9 | 200 | 133.00 | 293 | 136.02 | 3.03 | (1.97 to 4.08) | |||||
| 10 | 162 | 137.77 | 327 | 140.90 | 3.13 | (1.90 to 4.36) | |||||
| Girls | |||||||||||
| 5 | 165 | 111.11 | 289 | 113.02 | 1.91 | (0.98 to 2.85) | |||||
| 6 | 152 | 115.58 | 286 | 118.26 | 2.69 | (1.65 to 3.73) | |||||
| 7 | 170 | 122.00 | 315 | 124.08 | 2.09 | (1.05 to 3.12) | |||||
| 8 | 164 | 127.47 | 293 | 129.96 | 2.49 | (1.37 to 3.60) | |||||
| 9 | 155 | 132.34 | 288 | 135.58 | 3.24 | (2.07 to 4.41) | |||||
| 10 | 172 | 137.99 | 314 | 140.72 | 2.73 | (1.49 to 3.98) | |||||