Table 1 Characteristics of participants of LCES (N = 1856)
Items | Values |
|---|---|
Age, years (mean ± sd) | 6.83 ± 0.46 |
Gender, n(%) | |
Boy | 984 (53%) |
Girl | 872 (47%) |
Ethnic categories, n(%) | |
Tibetan Minority | 1762 (94.9%) |
Han Majority | 85 (4.6%) |
Others Majorities | 9 (0.5%) |
Height, cm, (mean ± sd) | 120.55 ± 5.52 |
Weight, kg, (mean ± sd) | 22.96 ± 3.69 |
BMI, kg/m2, (mean ± sd) | 15.74 ± 1.80 |
Heart rate, beat, (mean ± sd) | 95.27 ± 14.27 |
Oxygen saturation, %, (mean ± sd) | 92.68 ± 3.07 |
BCVA, LogMAR, (mean ± sd) | |
Right eyes | 0.05 ± 0.11 |
Left eyes | 0.05 ± 0.10 |
Cycloplegic SE, D, (mean ± sd) | + 1.07 ± 0.92 |
Ocular dominance eyes, n(%) | |
Right eyes | 1192 (64.2%) |
Left eyes | 664 (35.8%) |