Boys | |||||||
---|---|---|---|---|---|---|---|
Variable | Level | Self-harm thoughts at time 1 | No self-harm thoughts at time 2 | Adjusted OR* (95% CI) | Overall p-value | Adjusted OR* (95% CI) from MI | Multiple adjusted ORT (95% CI) |
Alcohol | Never/1 or 2x | 193 | 107 | 1.0 | 0.515 | 1.0 | 1.0 |
2/4 + per mth | 103 | 52 | 0.85 (0.51, 1.40) | 1.07 (0.62, 1.83) | 0.53 (0.29, 0.98) | ||
Cannabis | Never used | 228 | 117 | 1.0 | 0.102 | 1.0 | 1.0 |
Used | 69 | 42 | 1.63 (0.91, 2.91) | 1.89 (1.09, 3.28) | 1.99 (0.98, 4.05) | ||
Drugs | Never used | 282 | 151 | 1.0 | 0.285 | 1.0 | 1.0 |
Used | 17 | 11 | 1.77 (0.62, 5.05) | 2.12 (0.76, 5.86) | 1.50 (0.47, 4.76) | ||
Bullied | Never/1 or 2x | 240 | 120 | 1.0 | 0.005 | 1.0 | 1.0 |
2/3 + per mth | 61 | 43 | 2.38 (1.30, 4.37) | 2.44 (1.35, 4.42) | 2.12 (1.09, 4.15) | ||
Bullying others | Never | 203 | 101 | 1.0 | 0.021 | 1.0 | 1.0 |
Regularly | 97 | 62 | 1.80 (1.09, 2.97) | 1.72 (1.06, 2.80) | 1.57 (0.92, 2.67) | ||
School connectedness | ≤24 | 136 | 86 | 1.0 | 0004 | 1.0 | 1.0 |
25+ | 161 | 75 | 0.50 (0.31, 0.80) | 0.44 (0.28, 0.69) | 0.66 (0.40, 1.09) | ||
Alcohol | Never/1 or 2x | 74 | 33 | 1.0 | 0.698 | 1.0 | 1.0 |
2/4 + per mth | 64 | 28 | 1.15 (0.56, 2.39) | 1.37 (0.68, 2.73) | 0.93 (0.40, 2.14) | ||
Cannabis | Never used | 95 | 38 | 1.0 | 0.060 | 1.0 | 1.0 |
Used | 42 | 22 | 2.19 (0.97,4.95) | 2.32 (1.05, 5.16) | 1.90 (0.72, 4.98) | ||
Drugs | Never used | 128 | 56 | 1.0 | 0.242 | 1.0 | 1.0 |
Used | 11 | 6 | 2.20 (0.59, 8.30) | 2.66 (0.79, 9.02) | 1.73 (0.39, 7.58) | ||
Bullied | Never/1 or 2x | 110 | 45 | 1.0 | 0.155 | 1.0 | 1.0 |
2/3 + per mth | 30 | 17 | 1.82 (0.80, 4.13) | 2.10 (0.92, 4.84) | 1.95 (0.77, 4.94) | ||
Bullying others | Never | 89 | 37 | 1.0 | 0.262 | 1.0 | 1.0 |
Regularly | 49 | 25 | 1.50 (0.74, 3.06) | 1.32 (0.66, 2.64) | 1.15 (0.52, 2.54) | ||
School connectedness | ≤24 | 67 | 34 | 1.0 | 0.154 | 1.0 | 1.0 |
25+ | 73 | 28 | 0.61 (0.31, 1.20) | 0.46 (0.24, 0.87) | 1.07 (0.48, 2.39) | ||
Girls | |||||||
Variable | Level | Self-harm thoughts at time 1 | No self-harm thoughts at time 2 | Adjusted OR* (95% CI) | Overall p-value | Adjusted OR* (95% CI) from MI | Multiple adjusted OR T (95% CI) |
Alcohol | Never/1 or 2x | 316 | 182 | 1.0 | 0.001 | 1.0 | 1.0 |
2/4 + per mth | 146 | 109 | 2.16 (1.37. 3.39) | 2.07 (1.31, 3.27) | 1.64 (0.99, 2.71) | ||
Cannabis | Never used | 394 | 234 | 1.0 | <0.001 | 1.0 | 1.0 |
Used | 68 | 57 | 3.48 (1.76, 6.90) | 2.76 (1.51, 5.06) | 2.75 (1.21, 6.21) | ||
Drugs | Never used | 441 | 275 | 1.0 | 0.229 | 1.0 | 1.0 |
Used | 21 | 16 | 1.88 (0.67, 5.23) | 2.07 (0.77, 5.53) | 0.50 (0.14, 1.74) | ||
Bullied | Never/1 or 2x | 395 | 239 | 1.0 | 0.006 | 1.0 | 1.0 |
2/3 + per mth | 69 | 53 | 2.32 (1.27, 4.24) | 2.39 (1.31, 4.34) | 1.86 (0.96, 3.62) | ||
Bullying others | Never | 360 | 222 | 1.0 | 0.299 | 1.0 | 1.0 |
Regularly | 105 | 70 | 1.28 (0.81, 2.02) | 1.48 (0.95, 2.31) | 1.12(0.68, 1.86) | ||
School connectedness | ≤24 | 201 | 155 | 1.0 | <0.001 | 1.0 | 1.0 |
25+ | 266 | 138 | 0.32 (0.21, 0.48) | 0.30 (0.20, 0.44) | 0.36 (0.23, 0.56) | ||
Alcohol | Never/1 or 2x | 132 | 77 | 1.0 | 0.276 | 1.0 | 1.0 |
2/4 + per mth | 98 | 64 | 1.36 (0.78, 2.37) | 1.38 (0.82, 2.32) | 1.00 (0.53, 1.90) | ||
Cannabis | Never used | 179 | 102 | 1.0 | 0.023 | 1.0 | 1.0 |
Used | 53 | 40 | 2.26 (1.12, 4.59) | 2.18 (1.17, 4.05) | 2.12 (0.88, 5.11) | ||
Drugs | Never used | 216 | 131 | 1.0 | 0.483 | 1.0 | 1.0 |
Used | 17 | 12 | 1.47 (0.50, 4.36) | 1.96 (0.73, 5.25) | 0.52 (0.13, 2.03) | ||
Bullied | Never/1 or 2x | 196 | 116 | 1.0 | 0.043 | 1.0 | 1.0 |
2/3 + per mth | 37 | 28 | 2.34 (1.03, 5.35) | 2.51 (1.15, 5.44) | 1.53 (0.63, 2.87) | ||
Bullying others | Never | 175 | 102 | 1.0 | 0.084 | 1.0 | 1.0 |
Regularly | 59 | 42 | 1.76 (0.93, 3.36) | 1.35 (0.73, 2.49) | 1.84 (0.92, 3.75) | ||
School connectedness | ≤24 | 115 | 88 | 1.0 | <0.001 | 1.0 | 1.0 |
25+ | 120 | 57 | 0.27 (0.15, 0.48) | 0.26 (0.15, 0.48) | 0.30 (0.16, 0.55) |