Table 1.

Characteristics at baseline between included and excluded children

Baseline Characteristics	Included Children (N = 830)	Excluded Children (N = 571)	P* Value
Boy: Girl	433:397	300:271	0.891
Age (month)	40.83 ± 3.43	40.97 ± 3.31	0.446
Height (cm)	100.25 ± 4.37	100.46 ± 4.32	0.365
Weight (kg)	15.88 ± 2.43	15.80 ± 2.24	0.566
CP (diopter)	43.44 ± 1.42	43.46 ± 1.43	0.803
AL (mm)	21.90 ± 0.65	21.86 ± 0.62	0.240
AL/CR	2.82 ± 0.06	2.81 ± 0.06	0.246

Abbreviations: CP corneal power, AL axial length, CR corneal radius of curvature

^* Determined using independent-samples t-test and Pearson χ² test