No eyewear | Used eyewear | χ2 2002 v 2003 | ||
---|---|---|---|---|
Appropriate eyewear | Inappropriate eyewear | |||
Values are n (%). | ||||
*PEP 2002: 4 missing values; PEP 2003: 30 missing values; control 2002: 1 missing value; control 2003: 23 missing values. | ||||
PEP 2002* | 216 (82.4%) | 21 (8.0%) | 25 (9.5%) | |
PEP 2003* | 275 (78.8%) | 48 (13.8%) | 26 (7.4%) | PEP p = 0.67 |
Control 2002* | 147 (87.0%) | 12 (7.1%) | 10 (5.9%) | |
Control 2003* | 173 (82.8%) | 20 (9.6%) | 16 (7.7%) | Control p = 0.53 |