Table 1. Demographic characteristics of all 131 patients involved in the study Table 1. Demographic characteristics of all 131 patients involved in the study Table 1. Demographic characteristics of all 131 patients involved in the study Table 1. Demographic characteristics of all 131 patients involved in the study
Group-1 No-ROP Group-2 Any stage ROP Group-3 Type-1 ROP p-value
Mean. GA ± SD (week) (95% CI) 29.7 ± 1.7 (29.2-30.1) 28.4 ± 2.2 (27.8-29.0) 27.0 ± 1.7 (26.2-27.8) <0.01 *no-ROP vs. any ROP; p <0.001, no-ROP vs. type-1 ROP; p=0.002, any ROP vs. type-1 ROP; p=0.02
Mean BW ± SD (g) (95% CI) 1288.2 ± 167.1 (1245.4-1331.0) 1184 ± 235.1 (1117.9-1250.2) 1019.2 ± 192.2 (926.6-1111.8) <0.01 * no-ROP vs. any ROP; p =0.02, no-ROP vs. type-1 ROP; p<0.001, any ROP vs. type-1 ROP; p=0.01
Median WG at the 6th week of life (g) (25-75 percentile) 590 (460-860) 650 (470-840) 490 (250-710) 0.13
Mean ROPScore (95% CI) 13.0 ± 1.6 (12.6-13.5) 14.2 ± 1.9 (13.7-14.7) 16.2 ± 1.8 (15.3-17.0) <0.001 * no-ROP vs. any ROP; p =0.003, no-ROP vs. type-1 ROP; p<0.001, any ROP vs. type-1 ROP; p<0.001
GA, gestational age; BW, birth weight; WG, proportional weight gain; ROP, retinopathy of prematurity; SD, standard deviation; 95%CI, 95% confidence interval Note: Bond font indicates data were considered statistically significant GA, gestational age; BW, birth weight; WG, proportional weight gain; ROP, retinopathy of prematurity; SD, standard deviation; 95%CI, 95% confidence interval Note: Bond font indicates data were considered statistically significant GA, gestational age; BW, birth weight; WG, proportional weight gain; ROP, retinopathy of prematurity; SD, standard deviation; 95%CI, 95% confidence interval Note: Bond font indicates data were considered statistically significant GA, gestational age; BW, birth weight; WG, proportional weight gain; ROP, retinopathy of prematurity; SD, standard deviation; 95%CI, 95% confidence interval Note: Bond font indicates data were considered statistically significant GA, gestational age; BW, birth weight; WG, proportional weight gain; ROP, retinopathy of prematurity; SD, standard deviation; 95%CI, 95% confidence interval Note: Bond font indicates data were considered statistically significant