Table 5.

Psychosocial and psychological profiles of Phase 2 study subjects excluding those with psychiatric diagnoses

	All	Subjects with frequent nightmares	Subjects without frequent nightmares
No. of subjects (%)	228	18 (7.9)	210 (92.1)
DASS, score
Total	13.37 ± 12.31	14.57 ± 4.69	13.28 ± 12.70
Depression	2.86 ± 4.09	3.29 ± 2.14	2.83 ± 4.20
Anxiety	3.51 ± 3.77	3.71 ± 2.29	3.49 ± 3.86
Tension/stress	7.00 ± 5.63	7.57 ± 3.74	6.96 ± 5.76
STAI, score
Total	69.41 ± 16.13	72.56 ± 20.59	69.13 ± 15.78
State total	33.50 ± 8.65	35.56 ± 10.73	33.31 ± 8.49
Trait total	35.91 ± 8.30	37.00 ± 10.28	35.81 ± 8.16
BDI total, score	2.72 ± 3.44	2.83 ± 2.69	2.71 ± 3.51
EPQ, score
Psychoticism	3.50 ± 2.23	3.76 ± 2.62	3.48 ± 2.21
Extraversion	9.62 ± 4.53	9.85 ± 3.72	9.61 ± 4.59
Neuroticism	7.84 ± 4.67	10.69 ± 5.75	7.64 ± 4.54a
L-scale	12.50 ± 3.35	12.77 ± 4.42	12.48 ± 3.28
RLCQ, score
0.5 y	34.51 ± 65.38	56.50 ± 82.23	32.75 ± 64.03
1.0 y	53.47 ± 115.70	71.63 ± 112.62	52.02 ± 116.38
1.5 y	81.28 ± 134.42	105.88 ± 149.76	79.31 ± 133.75
2.0 y	122.93 ± 175.03	196.00 ± 189.37	117.08 ± 173.52

Frequent nightmares were defined as having nightmares at least once per week.

DASS refers to the Depression Anxiety Stress Scale; STAI, Spielberger State/Trait Anxiety Inventory; BDI, Beck Depression Inventory; EPQ, Eysenck Personality Questionnaire; RLCQ, Recent Life Changes Questionnaire, measures change in situations over the time frames, .5 years, 1 year, 1.5 years, and 2 years

^aP < 0.05.