Table 1.

Summary Statistics for Baseline Characteristics

Baseline Characteristic	No. of Patients	Summary Statistics*
Characteristics of treated eye
Type of cataract, mild/possibly developmental	114	14 (12%)
Orthotropic, yes	108	80 (74%)
Corneal diameter, mm	114	10.5 ± 0.7, 9.0–12.5
Average central keratometric power, D	114	46.4 ± 2.7, 40.1–53.8
Axial length, mm	101	18.0 ± 1.3, 15.6–21.9
Intraocular pressure, mm Hg	114	12.2 ± 4.9, 3.0–24.0
Pupil diameter, mm	101	3.3 ± 1.0, 1.0–6.0
Aphakia treatment, IOL	114	57 (50%)
Physiological characteristics of infant
Patient age at surgery, mo	114	1.8 (1.2–3.2), 0.9–6.8
Patient age strata at surgery, 49–210 d	114	64 (56%)
Gestational age at birth, wk	102	38.8 ± 1.3, 36–42
Birth weight, g	112	3457 ± 489, 2041–5087
Sex, female	114	60 (53%)
Race, white	114	97 (85%)
Hispanic, yes	114	19 (17%)
Sociologic characteristics of family
Private insurance, yes	114	70 (61%)†
Primary caregiver age at surgery, y	111	29.2 ± 5.7, 16.8–41.7
Highest education level of mother or father
High-school graduate or less	111	24 (22%)
Vocational/some college		40 (36%)
College graduate		27 (24%)
Graduate or professional school		20 (18%)

^* The values for the summary statistics follow one of the following forms: n (%); mean ± standard deviation, range; median (interquartile range), range.

^† The 44 patients without private insurance reported the following insurance coverage: Medicaid: 38; self-pay: 2; other: 4.