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. 2023 Nov 24;10:e50516. doi: 10.2196/50516

Table 1.

Demographic and baseline clinical characteristics.


Sleep Healthy Using the Internet (n=116) Insomnia Education Website (n=115) P value
Age (years), mean (SD) 39.1 (8.0) 39.5 (7.6) .72
Male sex, n (%) 86 (74) 86 (7) .91
Gendera, n (%) .88b

Man 84 (73) 86 (75)

Woman 30 (26) 29 (25)

Transwoman 1 (1) 0 (0)
Racec, n (%) .92

Black or African American 13 (12) 13 (12)

White or Caucasian 85 (76) 87 (77)

Multiracial 6 (5) 4 (4)

Other 8 (7) 9 (8)
Hispanicd, n (%) 16 (14) 20 (18) .45
Relationship status, n (%) .74

Married 67 (58) 67 (58)

Single 16 (14) 21 (18)

Cohabitating 11 (9) 9 (8)

Widowed, divorced, or separated 22 (19) 18 (16)
Employment, n (%) .96

Full time 68 (59) 65 (57)

Part time 9 (8) 8 (7)

Unemployed and not seeking 10 (9) 10 (9)

Unemployed and seeking 13 (11) 12 (10)

Retired 16 (14) 20 (17)
Deployed 99 (85) 106 (92) .10
Combata 87 (76) 87 (76) >.99
Era (not mutually exclusive), n (%)

Post-Vietnam 10 (9) 9 (8) .83

Desert Storm 34 (29) 29 (25) .48

OEFe or OIFf 113 (97) 113 (98) >.99b

Other 1 (1) 1 (1) >.99b
History of a suicide attempt, mean (SD) 23 (20) 23 (20) .97
ISIg total score, mean (SD) 16.9 (4.6) 16.3 (4.3) .35
Veterans SF-36h PCSi, mean (SD) 41.8 (10.1) 42.9 (9.7) .40
Veterans SF-36 MCSj, mean (SD) 37.0 (12.4) 37.3 (11.6) .86
ASIQk total scored, mean (SD) 14.4 (20.4) 13.2 (18.4) .64
BAIl total score, mean (SD) 15.6 (13.4) 15.3 (12.5) .83
BDIm total scoren, mean (SD) 20.8 (12.6) 19.7 (12.1) .49
PCL-5o total sore, mean (SD) 34.6 (18.6) 33.0 (19.3) .51
Provisional PTSDp, n (%) 66 (57) 53 (46) .10
Probable PTSD, n (%) 61 (53) 53 (46) .32

an=115, Sleep Healthy Using the Internet.

bFisher exact test.

cn=112, Sleep Healthy Using the Internet; n=113, Insomnia Education Website.

dn=115, Sleep Healthy Using the Internet; n=114, Insomnia Education Website.

eOEF: Operation Enduring Freedom.

fOIF: Operation Iraqi Freedom.

gISI: Insomnia Severity Index.

hVeteran SF-36: Short Form Health Survey for Veterans.

iPCS: Physical Component Summary.

jMCS: Mental Component Summary.

kASIQ: Adult Suicidal Ideation Questionnaire.

lBAI: Beck Anxiety Inventory.

mBDI: Beck Depression Inventory.

nn=114, Insomnia Education Website.

oPCL-5: Posttraumatic Stress Disorder Checklist for Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition

pPTSD: posttraumatic stress disorder.