Table 2

Mental health and related factors outcome measures

MeasureGroup (n)Case pre n (%)OR (95% CI)Case post n (%) (sample n)OR (95% CI)AOR † (95% CI)Case 3-month follow-up n (%) (sample n)OR (95% CI)AOR † (95% CI)
Common mental disorder
(General Health Questionaire-12 ≥4 symptoms)
Control (349)32 (9.2)145 (14.0) (321)1118 (8.2) (220)11
SPEAR (358)43 (12.0)1.35 (0.83 to 2.20)55 (16.5) (334)1.21 (0.79 to 1.85)1.29 (0.84 to 1.99)24 (9.2) (260)1.14 (0.60 to 2.16)1.21 (0.63 to 2.31)
PTSD symptoms
(PC-PTSD5≥3 symptoms)
Control (347)21 (6.1)116 (5.0) (319)1113 (5.9) (220)11
SPEAR (358)19 (5.3)0.87 (0.46 to 1.65)16 (4.8) (332)0.96 (0.47 to 1.95)1.06 (0.51 to 2.16)15 (5.8) (258)0.98 (0.46 to 2.11)1.10 (0.50 to 2.39)
Alcohol misuse
(AUDIT-C scores≥4 for Women,≥5 men)
Control (348)153 (44.0)1106 (33.0) (321)11125 (56.8) (220)11
SPEAR (356)162 (45.5)1.06 (0.79 to 1.43)125 (37.4) (334)1.21 (0.88 to 1.67)1.22 (0.88 to 1.68)165 (63.7) (259)1.33 (0.92 to 1.93)1.36 (0.94 to 1.98)
Mental health stigmatisation≥5 item endorsements (out of 15)Control (347)119 (34.3)177 (24.1) (319)1160 (27.4) (219)11
SPEAR (357)95 (26.6) 0.70* (0.50 to 0.96) 79 (23.7) (334)0.97 (0.68 to 1.40)1.16 (0.78 to 1.72)66 (25.4) (260)0.90 (0.60 to 1.36)0.88 (0.55 to 1.42)
Experienced homesickness a little or a lotControl (347)123 (35.4)1118 (36.9) (320)1165 (29.5) (220)11
SPEAR (356)132 (37.1)1.07 (0.79 to 1.46)122 (36.6) (333)0.99 (0.72 to 1.36)1.06 (0.77 to 1.46)70 (27.0) (259)0.88 (0.59 to 1.32)0.90 (0.60 to 1.34)
  • *p<0.05.

  • † Adjusted for baseline stigmatisation levels.

  • AUDIT-C, Alcohol Use Disorders Identification Test; PTSD, post- traumatic stress disorder.