Table 3.
Changes in mood, suicidal thoughts, risk factors and the onset of SH
| Variable | Baseline–6 months | SH at assessment 2/No SH at assessment 1 | Adjusted ORa (95 % CI) | Multiple adjusted ORb (95 % CI) | Overall p value |
|---|---|---|---|---|---|
| BDIc category | Low–low | 87/1083 | 1.0 | 1.0 | <0.001 |
| Highd–low | 22/165 | 1.85 (1.10, 3.10) | 1.35 (0.75, 2.44) | ||
| Low–high | 42/150 | 4.24 (2.77, 6.51) | 1.95 (1.17, 3.27) | ||
| High–high | 69/183 | 7.36 (5.02, 10.79) | 2.98 (1.85, 4.81) | ||
| Anxiety | Low–low | 39/505 | 1.0 | 1.0 | 0.43 |
| Highe–low | 41/303 | 1.81 (1.13, 2.90) | 1.37 (0.80, 2.33) | ||
| Low–high | 42/231 | 2.72 (1.69, 4.37) | 1.55 (0.88, 2.70) | ||
| High–high | 98/543 | 2.39 (1.60, 3.58) | 1.37 (0.85, 2.20) | ||
| School connectedness | Goodf–good | 67/601 | 1.0 | 1.0 | 0.39 |
| Poor–good | 32/235 | 1.21 (0.76, 1.93) | 0.87 (0.50, 1.51) | ||
| Good–poor | 63/351 | 1.74 (1.19, 2.55) | 1.14 (0.73, 1.79) | ||
| Poor–poor | 58/395 | 1.40 (0.96, 2.06) | 0.76 (0.47, 1.21) | ||
| Rational problem solving | Goodg–good | 51/614 | 1.0 | 1.0 | 0.002 |
| Poor–good | 37/207 | 1.78 (1.13, 2.80) | 1.59 (0.93, 2.69) | ||
| Good–poor | 50/249 | 2.54 (1.66, 3.91) | 1.94 (1.17, 3.23) | ||
| Poor–poor | 82/449 | 2.42 (1.66, 3.54) | 2.37 (1.50, 3.73) | ||
| Suicidal thoughts | No–no | 88/1280 | 1.0 | 1.0 | <0.001 |
| Yes–no | 19/76 | 4.39 (2.49, 7.74) | 2.85 (1.50, 5.40) | ||
| No–yes | 82/168 | 12.02 (8.24, 17.54) | 7.77 (5.11, 11.81) | ||
| Yes–yes | 30/54 | 15.03 (8.28, 27.31) | 7.45 (3.79, 14.64) | ||
| Alcohol consumption | Neverh | 96/912 | 1.0 | 1.0 | 0.11 |
| Stopi | 15/117 | 1.27 (0.70, 2.29) | 0.91 (0.46, 1.81) | ||
| Startj | 63/289 | 2.50 (1.75, 3.57) | 1.57 (1.02, 2.44) | ||
| Persistentk | 46/261 | 2.00 (1.34, 2.98) | 0.90 (0.53, 1.53) | ||
| Cannabis misusel | Never | 158/1329 | 1.0 | 1.0 | 0.05 |
| Stop | 8/54 | 1.16 (0.51, 2.65) | 0.88 (0.33, 2.35) | ||
| Start | 34/132 | 2.83 (1.83, 4.37) | 1.94 (1.12, 3.38) | ||
| Persistent | 20/61 | 3.92 (2.17, 7.06) | 1.98 (0.92, 4.25) | ||
| Smokem | Never | 92/917 | 1.0 | 1.0 | 0.072 |
| Stop | 8/78 | 1.05 (0.48, 2.27) | 0.73 (0.3, 1.76) | ||
| Start | 41/218 | 2.18 (1.45, 3.28) | 1.52 (0.93, 2.47) | ||
| Persistent | 79/368 | 2.51 (1.77, 3.54) | 1.67 (1.04, 2.69) |
aORs adjusted for age, gender and trial arm
bORs adjusted for age, gender, trial arm and all other variables
cBeck Depression Inventory
d≥20 in females, ≥14 in males
e≥7 in females and males
f≥19 in females and males
g≥45 in females and males
hHas never consumed alcohol
iHad consumed alcohol (at least one drink in the past 30 days) in previous assessment but has now stopped
jHad not consumed alcohol in the past 30 days in previous assessment but reported consuming at least one drink in subsequent assessment
kHad consumed alcohol in the past 30 days in previous assessment and reports consuming alcohol in present assessment
lAs per d–f but the substance consumed in this case is cannabis
mAs per d–f but substance consumed is tobacco