Table 3.

Negative mood scores.

Time point	Participants, n (%)	PHQ-9a,b, mean (SD)	Kessler-10c, mean (SD)	PCL-Cd,e, mean (SD)
Baseline	15 (100)	10.33 (6.93)	21.66 (10.76)	17 (14.73)
Week 4	11 (73)	6.46 (6.19)	15.86 (11.03)	14.73 (13.23)
Week 8	10 (67)	5.06 (5.49)	14.66 (11.27)	11.86 (10.84)
Week 12	10 (67)	5.93 (5.79)	14 (11.55)	12.6 (11.87)
Week 24	7 (47)	4.53 (5.57)	10.86 (12.22)	11.6 (14.20)

^aPHQ-9: The Patient Health Questionnaire-9.

^bScores range from 0 (minimal) to –27 (severe) depression asking, “over the last 2 weeks, how often have you been bothered by any of the following problems?” Scores in the 5 to 9 range are considered mild severity.

^cThe Kessler-10 Psychological Distress Scale asks participants how they have been feeling over the past 1 month. Scores range from 10 (minimal) to 50 (severe distress).

^dPCL-C: Posttraumatic Stress Disorder Checklist–Civilian.

^eThe PCL-C asks, “how much have you been bothered by each of the following 20 statements in the past 1 month?” Scores range from 0 to 80, with scores >30 being likely to have a diagnosis of posttraumatic stress disorder.