Health-belief variables related to STDs and cancer prevention (range, 1–5) | Boys (pre) | Girls (pre) | Z * ( p ) | Boys (post) | Girls (post) | Z * ( p ) | Boys | Girls |
---|---|---|---|---|---|---|---|---|
(pre–post) | (pre–post) | |||||||
Mean ± SD | Mean ± SD | Z ϯ ( p ) | Z ϯ ( p ) | |||||
Severity of STD | 2.94±0.85 | 3.07±0.65 | −1.14 (0.255) | 3.81±0.97 | 3.64±0.71 | −1.08 (0.281) | −5.53 (<0.001) | −3.67 (<0.001) |
Severity of cancer | 3.99±1.20 | 4.04±0.95 | −0.25 (0.806) | 4.30±0.86 | 4.28±0.58 | −0.79 (0.432) | −2.38 (0.017) | −1.82 (0.069) |
Intention to obtain injection for STD prevention | 3.52±0.85 | 3.28±0.93 | −1.14 (0.253) | 4.11±0.81 | 4.26±0.57 | −0.76 (0.445) | −5.08 (<0.001) | −4.85 (<0.001) |
Intention to obtain injection for cancer prevention | 4.23±0.79 | 4.09±0.80 | −1.08 (0.282) | 4.30±0.69 | 4.37±0.57 | −0.35 (0.723) | −1.24 (0.216) | −2.81 (0.005) |
Concern about pain at vaccine injectiona | 3.09±1.04 | 2.62±1.05 | −2.44 (0.015) | 3.29±1.13 | 2.76±1.10 | −2.31 (0.021) | −2.21 (0.026) | −1.11 (0.268) |
Benefit of STD prevention injection | 3.59±0.87 | 3.54±0.75 | −0.10 (0.921) | 4.19±0.73 | 4.07±0.58 | −1.09 (0.278) | −4.68 (<0.001) | −3.76 (<0.001) |
Benefit of cancer prevention injection | 4.03±0.93 | 3.98±0.74 | −0.58 (0.564) | 4.32±0.74 | 4.31±0.51 | −0.57 (0.570) | −3.52 (<0.001) | −2.80 (0.005) |
Cronbach’s α for seven items=0.78 |