Table 4 Analysis of mental health outcomes by treatment arm

PCL-5, mean (SD)

48.31 (11.98)

38.17 (17.70)

− 8.38(− 15.60 to − 1.15)

− 17.71 (− 25.80 to − 9.63)

− 9.34 (− 21.39 to 2.71)

Percentage met PCL MCID, % (95% CI)

16.00 (5.82 to 37.00)

48.47 (32.30 to 65.25)

–

–

–

WSAS, mean (SD)

23.00 (9.61)

19.07 (11.50)

− 3.06 (− 7.21 to 1.09)

− 4.62 (− 8.05 to − 1.19)

− 1.56 (− 7.11 to 4.00)

Percentage met WSAS MCID, % (95% CI)

24.00 (10.72 to 45.36)

25.71 (13.62 to 43.17)

–

–

–

QPR, mean (SD)

42.94 (9.56)

46.76 (13.14)

− 2.38 (− 8.26 to 3.51)

1.66 (− 3.62 to 6.93)

4.03 (− 4.33 to 12.39)

PHQ-9, mean (SD)

17.25 (4.80)

15.18 (7.51)

− 3.07 (− 6.27 to 0.13)

− 2.73 (− 5.43 to − 0.04))

0.34 (− 3.86 to 4.50)

Percentage met PHQ-9 MCID, % (95% CI)

24.00 (10.72 to 45.36)

20.00 (9.58 to 37.11)

–

–

–

GAD-7, mean (SD)

13.50 (4.12)

11.82 (6.09)

− 3.43 (− 6.84 to − 0.02)

− 3.11 (− 5.54 to 0.68)

0.32 (− 3.86 to 4.50)

Percentage met GAD-7 MCID, % (95% CI)

24.00 (10.72 to 45.35)

22.86 (11.56 to 40.17)

–

–

–

EQ VAS, mean (SD)

50.06 (21.94)

57.14 (25.15)

0.06 (− 15.81 to 15.93)

5.66 (− 4.35 to 15.66)

5.59 (− 12.30 to 23.48)