Table 3.
Frequencies of accommodative and vergence anomalies (syndromes) and associations with gender and age.
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| ALL | AGE GROUP | GENDER | ||||||||
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| 10–18 | 19–40 | MALE | FEMALE | |||||||
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| VERGENCE ANOMALIES | N/% | 95% CI | N/% | N/% | χ2/P-VALUE | OR 95% CI | N/% | N/% | χ2/P-VALUE | OR 95% CI |
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| Convergence insufficiency (CI) | 22 (8.6) | 5.19–12.36 | 9 (10.7) | 12 (7.1) | 0.55 (0.46) | 1.57 (0.63–3.89) | 13 (13.9) | 8 (5.0) | 5.11 (0.01)* | 3.09 (1.22–7.76) |
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| Convergence excess (CE) | 5 (1.9) | 0.64–12.36 | 2 (2.3) | 3 (1.7) | 3 (0.78) | 1.35 (0.22–8.24) | 13 (13.9) | 2 (1.2) | 0.38 (0.52) | 2.63 (0.43–6.06) |
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| Fusional vergence dysfunction (FVD) | 13 (5.2) | 2.75 –8.59 | 6 (7.1) | 7 (4.1) | 0.51 (0.47) | 1.78 (0.58–5.47) | 3 (3.2) | 10 (6.2) | 0.57 (0.40) | 0.50 (0.13–1.87) |
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| Total | 40 (15.7) | 8.58–33.31 | 17(20.2) | 22 (13.0) | 4.7(1.43–17.6) | 29 (31.0) | 20 (12.4) | 6.06 (0.92﴿ | 6.22 | |
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| Accommodative anomalies | ||||||||||
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| Accommodative insufficiency (AI) | 17 (6.6) | 3.95–10.50 | 9 (10.7) | 8 (4.7) | 2.32 (0.12) | 2.42(0.89–6.51) | 5 (5.3) | 12 (7.5) | 0.15 (0.60) | 0.70 (0.24–2.06) |
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| Accommodative excess (AE) | 5 (1.9) | 0.64–4.53 | 2 (2.3) | 3 (1.7) | 1.00(.06) | 1.35 (0.22–8.2) | 0 (0.0) | 5 (3.1) | 1.57 (0.20) | 0.00 (0.00–1.39) |
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| Accommodative infacility (AIF) | 32 (12.6) | 8.78–17.32 | 16 (19.0) | 16 (9.4) | 3.83 (0.01)* | 2.20(1.06–4.76) | 10 (10.7) | 22 (13.7) | 0.24 (0.60) | 0.76 (0.34–1.67) |
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| Total | 54 (21.2) | 13.37–32.35 | 27(32.14) | 27(15.98) | 5.97(2.17–19.47) | 15 (6.0) | 39 (15.60) | 1.46(0.58–5.12﴿ | ||
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*Variables with asterisk indicate significant associations.