A first study of the inheritance of vision and of the relative influence of heredity and environment on sight / by Amy Barrington and Karl Pearson.

  • Barrington, Amy.
Date:
1909
Catalogue details

Licence: In copyright

Credit: A first study of the inheritance of vision and of the relative influence of heredity and environment on sight / by Amy Barrington and Karl Pearson. Source: Wellcome Collection.

Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.

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    Table L. Refraction Class and Persons per Room. Girls. Persons per Room 1 and 2 3 5 6, 7, 8, and ' overcrowded' Totals Normal 80-5 (-5-9) 113 (-5-7) 84-5 (+ 7-2) 36 33 {+2-0) 347 Hypermetropia... 24 {+S-3) 25 {-S-4) 18-5 {-0-0) 7-5 (- O-o) 8( + 0-6) 83 Hypermetropic j^ Astif^matismJ Mixed Astigma-1 tism J 20-5 {+IS) 34-5 (+5-^) 10 (-7-i) 6 6 (- (9-9) 77 6 (+ 0-5) 6-5 {-1-0) 6 (+1-1) 2-5(+(?-4) l{-l-0) 22 Myopia & Myopicl Astigmatism] 5-5 {+0-8) 8-5 (+ 2-0) 3 {-1-2) 1 {-0-8) I {-07) 19 Totals • 136-5 187-5 122 53 49 548 Table XLIX his. Boys. Persons per Room 1—3 4 and more Totals Normal ... 279-5 167-5 447 Ametropia 133-5 72-5 206 Totals ... 413 240 653 Table L his. Girls. Persons per Room 1—3 4 and more Totals Normal ... 193-5 153-5 347' Ametropia 130-5 70-5 201 Totals ... 324 224 548 Table LI. Keenyiess of Vision and Persons per Room. Boys. Persons per Room 1 and 2 3 4 5 6, 7, 8, etc. Totals Normal 133-5 (+^-5) 162-5 {-9-6) 105 {+8-7) 32-5 {-3-4) 46-5 {-0-2) 480 6/9 23-5(+,?-9) 27-5 {+1-3) 10 {-4-6) 5-5 (+ 0-0) 6-0 {-0-6) 73 6/12 6-5 {-1-0) 10 {-0-0) 4-5 {-1-1) 3 {+0-9) 4 (+1-3) 28 6/18 6/24 and] under J 13-5 (-5-7) 2-5 {-3-7) 28-5 (+ 5-6) 11 {+2-8) 9-5 {-3-3) 5 (+0-4) 7-5 (+ 2-7) \-'b{--0'2) 5 {-1-2) 3 {+0-8) 64 23 Totals... 179-5 239-5 134 50 65 668