Pre-intervention | Post-intervention | |||||||
---|---|---|---|---|---|---|---|---|
PEP 2002 (n = 266) | Control 2002 (n = 146)* | PEP 2003 (n = 360)* | Control 2003 (n = 220)* | |||||
Values are percentages with 95% confidence intervals. | ||||||||
*Control 2002: 24 missing values; PEP 2003: 19 missing values; control 2003: 12 missing values. | ||||||||
Median age (years) | 38 | 39 | 39 | 37 | ||||
Sex (% male) | 66 | 60 | 72 | 80 | ||||
Highest grade | ||||||||
Grade 1–4 | 45.1% (39.1 to 51.1) | 51.4% (43.3 to 59.5) | 35.3% (30.4 to 40.2) | 39.5% (33.0 to 46.0) | ||||
Grade 5> | 25.2% (20.0 to 30.4) | 32.2% (24.6 to 39.8) | 17.2% (13.3 to 21.1) | 8.2% (4.6 to 11.8) | ||||
Social–recreational | 15.0% (10.7 to 19.3) | 11.6% (6.4 to 16.8) | 29.4% (24.7 to 34.1) | 31.8% (25.6 to 38.0) | ||||
State grade | 14.6% (10.4 to 18.8) | 4.8% (1.3 to 8.3) | 18.% (14.1 to 22.1) | 20.5% (15.2 to 25.8) |