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Table 1 Demographic and clinical characteristics

From: Identification of Chinese medicine syndromes in persistent insomnia associated with major depressive disorder: a latent tree analysis

Variablesa Total (n = 142)
Age, years 49.5 ± 9.7
Sex, male/female 29/113
Education attainment, years 10.7 ± 3.2
Marital status
 Never married 24 (16.9)
 Married/cohabiting 85 (59.9)
 Divorced/widowed 33 (23.2)
Occupation
 Professional and associate professional 6 (4.2)
 Skilled and semi-skilled worker 20 (14.1)
 Unskilled worker 16 (11.3)
 Retired 24 (16.9)
 Unemployed/housework 76 (53.5)
 Chronic medical illnessesb 34 (23.9)
 Insomnia duration, years 10.3 ± 9.5
 Depression duration, years 8.6 ± 11.6
 Insomnia severity index score 19.9 ± 3.2
 Hamilton depression rating scale-17 item total score 10.5 ± 4.2
  1. aData are presented as mean ± SD or number (%)
  2. bParticipants were on regular medications for their medical illnesses