Gender | Content | Before intervention | After intervention | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  | Testing area | Control area | χ 2 | p | Testing area | Control area | χ 2 | p | ||||
 |  | n | % | n | % |  |  | n | % | n | % |  |  |
Male | K | 121 | 38.30 | 84 | 46.40 | 3.13 | 0.08 | 249 | 84.40 | 91 | 45.30 | 84.92 | 0.00* |
 | A | 112 | 35.40 | 75 | 41.40 | 1.76 | 0.18 | 257 | 87.10 | 93 | 46.30 | 96.04 | 0.00* |
 | P | 140 | 44.30 | 81 | 44.80 | 0.01 | 0.92 | 263 | 89.20 | 84 | 41.80 | 127.60 | 0.00* |
Female | K | 85 | 37.00 | 69 | 34.80 | 0.21 | 0.65 | 245 | 94.20 | 70 | 36.50 | 174.51 | 0.00* |
 | A | 90 | 39.10 | 74 | 37.40 | 0.14 | 0.71 | 251 | 96.50 | 80 | 41.70 | 169.63 | 0.00* |
 | P | 95 | 41.30 | 87 | 43.90 | 0.30 | 0.58 | 249 | 95.80 | 82 | 42.70 | 158.62 | 0.00* |