Factors That Influence Refractive Changes in the First Year of Myopia Development in Premature Infants

Table 4

SE of different GA.

Postmenstrual age	GA ≤ 30 w		GA > 30 w		t
		SE (D)		SE (D)
36 w	226	+1.04 ± 2.00	211	+1.20 ± 2.21	0.76	0.447
38 w	204	+1.86 ± 1.84	207	+1.89 ± 1.93	0.14	0.885
40 w	159	+2.77 ± 1.66	223	+2.78 ± 1.79	0.08	0.938
42 w	101	+3.26 ± 1.60	112	+3.32 ± 1.92	0.23	0.815
44 w	85	+3.44 ± 1.41	59	+3.82 ± 1.81	1.43	0.156
46 w	69	+3.37 ± 1.75	68	+3.88 ± 1.75	1.68	0.095
48 w	58	+3.26 ± 1.41	44	+3.57 ± 1.50	1.08	0.282
3 m	84	+3.12 ± 1.58	62	+3.04 ± 1.63	0.29	0.769
6 m	118	+2.22 ± 1.64	81	+2.31 ± 1.80	0.37	0.715
9 m	34	+1.31 ± 1.18	35	+1.16 ± 1.21	0.50	0.616
12 m	41	+0.58 ± 1.18	26	+0.72 ± 1.01	0.50	0.622

GA, gestational ages; SE, spherical equivalent; , weeks; m, months; , number of eyes; D, diopter.