Table 4 The factors associated with low vision and blindness among patients attending St. Paul’s Hospital Millennium Medical College, 2017 (n = 881)
Variables | Normal | Low vision | Blindness | X2 | p-value |
|---|---|---|---|---|---|
Age | 91.76 | 0.000 | |||
1–26 | 221(93.8%) | 8(3.6%) | 6(2.7%) | ||
27–48 | 210(92.5%) | 10(4.4%) | 7(3.1%) | ||
49–62 | 173(78.3%) | 31(14.0%) | 17(7.7%) | ||
63–100 | 132(63.5%) | 42(20.2%) | 34(16.3%) | ||
Sex | 3.99 | 0.14 | |||
Male | 348(80.6%) | 45(10.4%) | 39(9.0%) | ||
Female | 378(84.2%) | 46(10.2%) | 25(5.6%) | ||
Address | 1.38 | 0.50 | |||
Urban | 566(82.7%) | 72(10.5%) | 46(6.7%) | ||
Rural | 160(81.2%) | 19(9.6%) | 18(9.1%) | ||
Cataract | 12.21 | 0.002 | |||
No | 591(84.4%) | 60(8.6%) | 49(7.0%) | ||
Yes | 135(74.6%) | 31(17.1%) | 15(8.3%) | ||
Glaucoma | 12.27 | 0.002 | |||
No | 609(84.2%) | 71(9.8%) | 43(5.9%) | ||
Yes | 117(74.1%) | 20(12.7%) | 21(13.3%) | ||
Refractive error | 4.66 | 0.1 | |||
No | 625(81.9%) | 77(10.1%) | 61(8.0%) | ||
Yes | 101(85.6%) | 14(11.9%) | 3(2.5%) | ||
Pseudophakia | 8.40 | 0.02 | |||
No | 641(83.2%) | 71(9.2%) | 58(7.5%) | ||
Yes | 85(76.6%) | 20(18.0%) | 6(5.4%) | ||
Trauma | 7.91 | 0.02 | |||
No | 663(82.0%) | 90(11.1%) | 56(6.9%) | ||
Yes | 63(87.5%) | 1(1.4%) | 8(11.1%) | ||
ARMD | 84.02 | 0.000 | |||
No | 720(84.5%) | 80(9.4%) | 52(6.1%) | ||
Yes | 6(20.7%) | 11(37.9%) | 12(41.4%) | ||
Strabismus | 1.28 | 0.53 | |||
No | 713(82.3%) | 89(10.3%) | 64(7.4%) | ||
Yes | 13(86.7%) | 2(18.3%) | 0 | ||
DR | 2.45 | 0.29 | |||
No | 719(82.5%) | 90(10.3%) | 62(7.1%) | ||
Yes | 7(70.0%) | 1(10.0%) | 2(20.0%) | ||
HR | 1.29 | 0.53 | |||
No | 720(82.3%) | 91(10.4%) | 64(7.3%) | ||
Yes | 6(100%) | 0 | 0 | ||
Uveitis | 0.97 | 0.38 | |||
No | 718(82.5%) | 90(10.3%) | 62(7.1%) | ||
Yes | 8(72.7%) | 1(9.1%) | 2(18.2%) | ||
TCO | 1.15 | 0.56 | |||
No | 722(82.5%) | 90(10.3%) | 63(7.2%) | ||
Yes | 4(66.7%) | 1(16.7%) | 1(16.7%) | ||
NTCO | 0.24 | 0.89 | |||
No | 715(82.5%) | 89(10.3%) | 63(7.3%) | ||
Yes | 11(78.6%) | 2(14.3%) | 1(7.1%) | ||
Others | 88.05 | 0.000 | |||
No | 414(73.4%) | 90(16.0%) | 60.3(10.6%) | ||
Yes | 312(98.0%) | 1(0.3%) | 4(1.3%) |