Table 4. Summary statistics for DASS for Sample 4 of current serving non-Special Air Service Regiment (non-SASR; n = 38) and DASS normative data.

Measure	Non-SASR M (SD)	Norms M(SD)	t(37)	Mean difference	95% CI (Mean difference)	Hedges’ g	95% CI (Hedges’ g)
Depression	9.63 (10.04)	6.14 (6.92)	1.95	3.50	−0.14, 7.12	0.32	−0.14, 0.77
Anxiety	4.32 (5.63)	4.80 (4.70)	−0.53	−0.59	−2.33, −1.37	−0.09	−0.54, 0.36
Stress	14.58 (8.97)	10.29 (8.16)	2.94*	4.29	1.34, −7.24	0.48	0.02, 0.93

Notes.

Norms based on Females’ normative data sample (N = 1,870), Lovibond & Lovibond (1995b). Hedges’ effect size: small (0.2) medium (0.5) and large (0.8). Tests on the four groups were conducted using the Bonferroni adjustment alpha levels of .016 (.05/3).

^*p < .012, two-tailed.