Frequency of school bullying | % | Ideation | Plans | Preparation | Attempts | ||||
---|---|---|---|---|---|---|---|---|---|
% | aOR (95% CI)a | % | aOR (95% CI)b | % | aOR (95% CI) c | % | aOR (95% CI) d | ||
Bully | |||||||||
 Non-involved | 62.3 | 6.3 | 1 [Reference] | 1.7 | 1 [Reference] | 0.7 | 1 [Reference] | 0.3 | 1 [Reference] |
 Less than twice a month | 19.3 | 11.0 | 1.76 (1.39 to 2.22) | 1.9 | 1.04 (0.63 to 1.72) | 0.6 | 0.79 (0.34 to 1.82) | 0.1 | 0.25 (0.03 to 1.97) |
 Two or three times a month | 8.1 | 16.5 | 2.72 (2.05 to 3.61) | 3.2 | 1.68 (0.94 to 3.00) | 1.3 | 1.55 (0.63 to 3.80) | 0.2 | 0.58 (0.07 to 4.47) |
 Once a week | 4.8 | 26.2 | 4.70 (3.46 to 6.38) | 6.9 | 3.59 (2.10 to 6.15) | 3.6 | 4.32 (2.05 to 9.14) | 0.7 | 1.81 (0.40 to 8.27) |
 Multiple times per week | 5.5 | 23.2 | 3.92 (2.90 to 5.31) | 13.7 | 7.26 (4.76 to 11.09) | 8.6 | 9.79 (5.23 to 17.33) | 5.4 | 12.45 (5.65 to 27.41) |
 Score of frequency |  |  | 1.49 (1.40 to 1.58) |  | 1.64 (1.48 to 1.82) |  | 1.82 (1.57 to 2.11) |  | 2.00 (1.59 to 2.51) |
Victim | |||||||||
 Non-involved | 42.1 | 6.2 | 1 [Reference] | 1.7 | 1 [Reference] | 0.9 | 1 [Reference] | 0.5 | 1 [Reference] |
 Less than twice a month | 22.6 | 8.3 | 1.31 (1.01 to 1.69) | 1.9 | 1.05 (0.64 to 1.73) | 0.8 | 0.85 (0.40 to 1.81) | 0.0 | NA |
 Two or three times a month | 13.2 | 12.1 | 1.94 (1.47 to 2.56) | 2.4 | 1.24 (0.71 to 2.18) | 0.9 | 0.99 (0.42 to 2.34) | 0.1 | 0.26 (0.03 to 1.98) |
 Once a week or more | 8.4 | 13.8 | 2.11 (1.55 to 2.89) | 3.8 | 1.82 (1.03 to 3.21) | 1.7 | 1.70 (0.74 to 3.87) | 0.6 | 1.10 (0.31 to 3.98) |
 Multiple times per week | 13.8 | 19.7 | 3.15 (2.46 to 4.03) | 7.1 | 3.37 (2.22 to 5.11) | 3.8 | 3.80 (2.14 to 6.74) | 2.2 | 3.53 (1.63 to 7.64) |
 Score of frequency |  |  | 1.33 (1.25 to 1.41) |  | 1.36 (1.23 to 1.51) |  | 1.43 (1.23 to 1.65) |  | 1.53 (1.22 to 1.93) |