Table 1.
Demographic, vision and care model parameters of the samples by site
| Site (n) | Age (yrs) (Mean ± STD) |
SPHEQ (Mean ± STD) |
VA (LogMAR) in best eye (Mean ± STD) |
Female (%) |
Screening & referral Care Model (%) |
Income ≥ 25000 (%) |
Average parent education ≥ high school (%) |
At least one myopic parent (%) |
|---|---|---|---|---|---|---|---|---|
| Full Data Set | ||||||||
| Alabama (50) | 10.9 ± 1.8 | −0.22 ± 1.77 | 0.37 ± 0.24 | 52 | 0 | |||
| Orinda (58) | 10.5 ± 1.9 | −1.57 ± 1.2 | 0.51 ± 0.26 | 47 | 100 | |||
| Houston (338) | 10.6 ± 2 | −1.11 ± 1.72 | 0.48 ± 0.26 | 56 | 100 | |||
| Irvine (100) | 10.6 ± 1.7 | −1.98 ± 2.05 | 0.58 ± 0.29 | 50 | 96 | |||
| Tucson (252) | 11.1 ± 1.7 | −0.23 ± 2.04 | 0.44 ± 0.27 | 57 | 0 | |||
| Subset with Parental Factors | ||||||||
| Alabama (19) | 10.4 ± 1.8 | 0.07 ± 2.18 | 0.38 ± 0.28 | 42 | 0 | 26 | 63 | 32 |
| Orinda (30) | 10.7 ± 1.7 | −1.65 ± 1.34 | 0.53 ± 0.25 | 57 | 100 | 100 | 100 | 90 |
| Houston (220) | 10.2 ± 1.8 | −1.13 ± 1.63 | 0.47 ± 0.25 | 56 | 100 | 43 | 38 | 28 |
| Irvine (37) | 10 ± 1.5 | −1.66 ± 2.05 | 0.56 ± 0.32 | 43 | 92 | 95 | 100 | 68 |
| Tucson (141) | 11.2 ± 1.9 | −0.36 ± 1.99 | 0.46 ± 0.28 | 57 | 0 | 34 | 62 | 67 |