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
Ealing 1932
[Report of the Medical Officer of Health for Ealing]
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TABLE III.
| Age. | Convergent Squint. | Divergent Squint. | Alternating Squint. | Hyper-metropia. | Myopia. | Hypermetropic Astigmatism. | Myopic Astigmatism. | Mixed Astigmatism. | Emmetropia. | Difference between Refractive Error of Eyes. | Degree of Amblyopia. | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Under ID | ID | 2D | 3D and Over | O | Moderate | Severe | ||||||||||
| Years | ||||||||||||||||
| 2 | 5 | — | 2 | 7 | — | — | — | — | — | 7 | — | — | — | — | — | — |
| 3 | 7 | — | — | 7 | — | — | — | — | — | 6 | — | 1 | — | — | — | — |
| 4 | 5 | — | — | 4 | — | 1 | — | — | — | 4 | 1 | — | — | — | — | — |
| 5 | 6 | — | — | 5 | — | 1 | — | — | — | 5 | 1 | — | — | 2 | — | — |
| 6 | 6 | — | 1 | 6 | — | — | — | 1 | — | 4 | 2 | 1 | — | 2 | — | 2 |
| 7 | 10 | — | 1 | 6 | — | 4 | — | 1 | — | 6 | 5 | — | — | 3 | 5 | 2 |
| 8 | 7 | — | 1 | 4 | 2 | 2 | — | — | — | 5 | 1 | 1 | 1 | 2 | 4 | 2 |
| 9 | 10 | — | — | 7 | — | 1 | — | 2 | — | 7 | 2 | — | 1 | 4 | 3 | 3 |
| 10 | 7 | — | — | 5 | — | 2 | — | — | — | 5 | 1 | — | 1 | 3 | — | 4 |
| 11 | 4 | — | — | 3 | — | 1 | — | — | — | 2 | 2 | — | — | 2 | 1 | 1 |
| 12 | 6 | — | — | 3 | 1 | 1 | — | — | 1 | 3 | 2 | 1 | — | — | 2 | 4 |
| 13 | 3 | — | — | 2 | — | 1 | — | — | — | 2 | — | 1 | — | — | 1 | 2 |
| 76 | — | 5 | 59 | 3 | 14 | — | 4 | 1 | 56 | 17 | 5 | 3 | 18 | 16 | 20 | |
Moderate Amblyopia = 1 or 2 lines difference.
Severe Amblyopia = over 2 lines difference.
Note.—The discrepancy between the totals in the last three columns and those in the preceding ones at the ages
of 5, 6 and 7 is due to the fact that in these age groups 4, 3 and 1 respectively had not yet learnt to read and could
not be subjectively tested.