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Table 1 Sociodemographic and clinical characteristics of the participants

From: Effectiveness of the Japanese standard family psychoeducation on the mental health of caregivers of young adults with schizophrenia: a randomised controlled trial

Characteristics (caregivers) SM-FPE + TAU TAU alone All participants
(n = 36) (n = 37) (n = 73)
Age, mean (SD), years 58.9 (6.4) 58.2 (9.4) 58.4 (8.0)
Sex, n (%)
 Female 30 (83.3) 30 (81.1) 60 (82.2)
 Male 6 (16.7) 7 (18.9) 13 (17.8)
Relationship, n (%)
 Mother 30 (83.3) 29 (78.4) 58 (80.8)
 Father 6 (16.7) 6 (16.2) 12 (16.4)
 Spouse 0   1 (2.7) 1 (1.4)
 Sibling 0   1 (2.7) 1 (1.4)
Education, n (%)
  < High school 0   1 (2.7) 1 (1.4)
 High school 22 (61.1) 16 (43.2) 38 (52.1)
 Two-year college 10 (27.8) 12 (32.4) 22 (30.1)
 University 4 (11.1) 8 (21.6) 12 (16.4)
Occupation, n (%)
 Employed, full-time 12 (33.3) 15 (40.5) 27 (37.0)
 Employed, part-time 8 (22.2) 9 (24.3) 17 (23.3)
 Homemaker 12 (33.3) 8 (21.6) 20 (27.4)
 Retirement 4 (11.1) 5 (13.5) 9 (12.3)
Marital status, n (%)
 Unmarried 1 (2.8) 1 (2.7) 2 (2.7)
 Married 29 (80.6) 28 (75.7) 57 (78.1)
 Divorced 3 (8.3) 6 (16.2) 9 (12.3)
 Widowed 3 (8.3) 2 (5.4) 5 (6.8)
 Psychotropic use/psychiatrist’s visit, n (%) 4 (11.1) 7 (18.9) 11 (15.1)
 Self-help group, n (%) 6 (16.7) 6 (16.2) 12 (16.4)
 K6 ≥ 9, n (%) 13 (36.1) 14 (37.8) 27 (37.0)
 Age, mean (SD), years 29.7 (5.6) 30.5 (5.7) 30.1 (5.6)
Sex, n (%)
 Female 11 (30.6) 14 (37.8) 25 (34.2)
 Male 25 (69.4) 23 (62.2) 48 (65.8)
Education, n (%)
  < High school 8 (22.2) 11 (29.7) 19 (26.0)
 High school 12 (33.3) 12 (32.4) 24 (32.9)
 Two-year college 6 (16.7) 6 (16.2) 12 (16.5)
 University 10 (27.8) 8 (21.6) 18 (24.7)
Occupation, n (%)
 Unemployed 27 (75.0) 29 (78.4) 56 (76.7)
 Employed, full-time 2 (5.6) 2 (5.4) 4 (5.5)
 Employed, part-time 4 (11.1) 4 (10.8) 8 (11.0)
 Homemaker 1 (2.8) 1 (2.7) 2 (2.7)
 Sheltered work 2 (5.6) 1 (2.7) 3 (4.1)
Marital status, n (%)
 Unmarried 34 (94.4) 36 (97.3) 70 (95.9)
 Married 1 (2.8) 1 (2.7) 2 (2.7)
 Divorced 1 (2.8) 0   1 (1.4)
Living status, n (%)
 Living alone 0   3 (8.1) 3 (4.1)
 Living with a participating caregiver 33 (91.7) 33 (89.2) 66 (90.4)
 Living with someone not engaging in care 2 (5.6) 1 (2.7) 3 (4.1)
 Group home 1 (2.8) 0   1 (1.4)
Diagnosis, n (%)
 Schizophrenia 35 (97.2) 36 (97.3) 71 (97.3)
 Brief psychotic disorder 1 (2.8) 0   1 (1.4)
 Schizoaffective disorder 0   1 (2.7) 1 (1.4)
Duration of the disorders
 Mean (SD), months 86.6 (67.1) 101 (69.5) 93.9 (68.2)
  < 59 months 13 (36.1) 13 (35.1) 26 (35.6)
  ≥ 60 months 23 (63.9) 24 (64.9) 47 (64.4)
 Number of hospitalisations, mean (SD) 1.7 (1.2) 1.8 (1.7) 1.8 (1.5)