Table 1.
Refractive and functional outcome | ROP present eyes (n=398) | Incidence % (95% CI) | ROP absent eyes (n=1198) | Incidence % (95% CI) | χ2; P | RR (95% CI) | Outcome variables in cohort (n=1596) | Incidence % in cohort |
---|---|---|---|---|---|---|---|---|
Myopia | ||||||||
Yes | 79 | 19.85 (16.72-23.30) | 173 | 14.44 (12.83-16.18) | 6.57; 0.01 | 1.37 (1.08-1.99) | 252 | 15.79 (14.3-17.34) |
No | 319 | 1025 | ||||||
Hypermetropia | ||||||||
Yes | 34 | 8.54 (6.45-11.08) | 62 | 5.16 (4.2-6.31) | 5.4; 0.02 | 1.65 (1.10-2.47) | 96 | 6.02 (5.1-7.1) |
No | 364 | 1136 | ||||||
Astigmatism | ||||||||
Yes | 241 | 60.55 (56.47-64.52) | 647 | 54.01 (51.63-56.37) | 5.19; 0.02 | 1.12 (1.02-1.23) | 888 | 55.64 (53.6-57.68) |
No | 157 | 551 | ||||||
Strabismus | ||||||||
Yes | 20 | 5.03 (3.45-7.09) | 10 | 0.83 (0.48-0.137) | 26.2; <0.1 | 6.02 (2.84-12.75) | 30 | 1.88 (1.38-2.51) |
No | 378 | 1188 |
χ2: Chi-square, P: Probability, RR: Relative risk, CI: Confidence interval, ROP: Retinopathy of prematurity