Comparison of the Accuracy of IOL Power Calculation Formulas for Pediatric Eyes in Children of Different Ages

Table 3

Refractive outcomes of all the pediatric patients using five intraocular lens power calculation formula.

	Age ≤ 2 years		>2 years and <5 years		Age ≥ 5 years
	PE ± SD	APE ± SD	PE ± SD	APE ± SD	PE ± SD	APE ± SD
Error (D)
SRK/T	0.67 ± 1.57	1.13 ± 1.27	0.78 ± 0.97	1.018 ± 0.70	0.23 ± 1.04	0.80 ± 0.70
Hoffer Q	0.32 ± 1.70	1.29 ± 1.14	0.77 ± 0.97	1.03 ± 0.69	0.32 ± 0.93	0.77 ± 0.60
Holladay 1	0.70 ± 1.66	1.27 ± 1.26	1.01 ± 1.56	1.51 ± 1.07	0.34 ± 0.93	0.77 ± 0.61
Haigis	−0.11 ± 1.95	1.46 ± 1.27	0.25 ± 1.04	0.87 ± 0.61	−0.04 ± 0.82	0.63 ± 0.50
Holladay 2	0.80 ± 2.07	1.58 ± 1.54	1.02 ± 1.84	1.71 ± 1.20	0.44 ± 0.92	0.78 ± 0.65
value	0.196^a	0.630^a	0.084^a	<0.001^a	0.360^a	0.854^a
Percentage (%)
	<0.5	<1	<0.5	<1	<0.5	<1
SRK/T	40	54.29	26.32	50	41.38	72.4
Hoffer Q	22.86	51.43	23.68	57.89	37.93	65.52
Holladay 1	28.57	60	18.42	42.11	37.93	68.97
Haigis	28.57	45.71	34.21	60.53	44.83	79.31
Holladay 2	25.71	51.43	18.42	36.84	58.62	75.86
value	0.578^b	0.824^b	0.469^b	0.185^b	0.483^b	0.786^b

SD, standard deviation; PE, prediction error; and APE, absolute postoperative refraction. ^aANOVA test. ^bChi-square test.