London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Edmonton 1912
[Report of the Medical Officer of Health for Edmonton]
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142
In the case of the boys of five and ten, the difference is about five
times the probable difference, and at all the ages, except the age of sis,
there is a significant increase in this year's chest measurements. It is
perhaps better to point out the differences without attempting to explain
them, except in so far as to say that they probably point to a better
physical condition of the children.
TABLE XIX.
MEAN WEIGHT IN KILOGRAMMES.
| Age. | Boys. | Girls. | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| No. Weighed. | Mean Weight. | Probable error. | Standard Deviation. | Co-efficient of Variation. | Age. | No. Weighed. | Mean Weight. | Probable error. | Standard Deviation. | Co-efficient of variation. | |
| + - | + - | ||||||||||
| 5 | 750 | 17.43 | .05 | 1.88 | 10.8 | 5 | 645 | 17.01 | .06 | 1.88 | 11.0 |
| 6 | 179 | 18.65 | .11 | 2.23 | 11.9 | 6 | 214 | 18.21 | .12 | 2.57 | 14.1 |
| 7 | 47 | 19.87 | .24 | 2.48 | 12.4 | 7 | 41 | 19.13 | .23 | 2.17 | 11.3 |
| 9 | 13 | 21.52 | .48 | 2.58 | 12.0 | 8 | 2 | 25.4 | 1.0 | — | — |
| 10 | 618 | 27.26 | .09 | 3.36 | 12.3 | 9 | 19 | 25.85 | .61 | 3.97 | 15.4 |
| 11 | 22 | 28.99 | .28 | 2.94 | 10.1 | 10 | 426 | 26.34 | .12 | 3.55 | 13.5 |
| 12 | 8 | 33.40 | 1.05 | - | - | 11 | 6 | 30.9 | .62 | — | — |
| 13 | 636 | 35.55 | .14 | 5.35 | 15.1 | 12 | 8 | 34.40 | .9 | — | — |
| 14 | 7 | 40.6 | - | - | - | 13 | 488 | 36.91 | .18 | 5.90 | 16.0 |
| 15 | 1 | 34.6 | - | - | - | ||||||
TABLE XX.
MEAN HEIGHT IN CENTIMETRES.
| Age. | Boys. | Girls. | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. Measured. | Mean Height. | Probable error. | Standard Deviation. | Co efficient of Variation. | Age. | No. Measured. | Mean Height. | Probable error. | Standard Deviation. | Co-efficient of Variation. | ||
| + - | + - | |||||||||||
| 5 | 750 | 103.06 | .12 | 5.06 | 4.9 | 5 | 645 | 102.45 | .12 | 4.68 | 4.7 | |
| 6 | 179 | 108.08 | .29 | 5.80 | 5.4 | 6 | 214 | 106.37 | .23 | 4.98 | 4.7 | |
| 7 | 47 | 110.62 | .59 | 6.00 | 5.4 | 7 | 41 | 110.70 | .52 | 4.96 | 4.5 | |
| 8 | - | - | - | - | - | 8 | 2 | 123.7 | 2.4 | - | — | |
| 9 | 13 | 121.06 | .95 | 6.04 | 5.0 | 9 | 19 | 126.64 | .89 | 5.76 | 4.6 | |
| 10 | 618 | 128.17 | .17 | 6.13 | 4.8 | 10 | 426 | 127.77 | .21 | 6.54 | 5.1 | |
| 11 | 22 | 131.11 | .92 | 6.29 | 4.8 | 11 | 6 | 137.8 | 2.1 | 7.56 | 5.5 | |
| 12 | 8 | 135.7 | 1.3 | 5.64 | 4.2 | 12 | 8 | 139.5 | .9 | 3.8 | 2.7 | |
| 13 | 636 | 142.26 | .21 | 7.76 | 5.5 | 13 | 488 | 145.75 | .23 | 7.48 | 5.1 | |
| 14 | 7 | 150.47 | - | - | - | |||||||
| 15 | 1 | 148.0 | — | — | — | |||||||