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Table 3 Adjusted ORs (95% CI) of depressive symptoms according to the severity of house damage and social isolation

From: Association between the social isolation and depressive symptoms after the great East Japan earthquake: findings from the baseline survey of the TMM CommCohort study

Severity of house damage × Social isolation

Males (n = 18,423)

Females (n = 30,535)

No. of Cases with Depressive Symptoms / No. of Subjects

OR

95% CI

P Value

P for Interaction

No. of Cases with Depressive Symptoms / No. of Subjects

OR

95% CI

P Value

P for Interaction

Undamaged × Nonsocial isolation

853 / 5833

1.00

reference

 

0.402

2343 / 10,680

1.00

reference

 

0.451

Half-damaged × Nonsocial isolation

974 / 6191

1.18

1.06–1.32

0.004

 

2658 / 10,658

1.17

1.08–1.25

< 0.001

 

Totally damaged ×Nonsocial isolation

301 / 1284

1.58

1.33–1.87

< 0.001

 

796 / 2370

1.51

1.35–1.69

< 0.001

 

Undamaged × Social isolation

723 / 2612

1.79

1.57–2.03

< 0.001

 

1562 / 3812

2.10

1.92–2.30

< 0.001

 

Half-damaged × Social isolation

746 / 2357

2.23

1.95–2.54

< 0.001

 

1398 / 2985

2.57

2.33–2.83

< 0.001

 

Totally damaged × Social isolation

241 / 523

3.40

2.73–4.24

< 0.001

 

417 / 782

2.92

2.46–3.46

< 0.001

 
  1. OR odds ratio, 95% CI 95% confidence interval
  2. Depressive symptoms, CES-D ≥ 16; social isolation, LSNS-6 < 12
  3. Adjusted for age; survey year; area; education level; marital status; number of household members; working status; smoking habits; drinking habits; past or current major illness; BMI; AIS; death of family members due to the GEJE; and survey year*area
  4. Statistical significance, P < 0.05