Table 4 A Binary logistic regression Analysis of factors associated with PTSD among landslide survivors (n = 587)

Gender

Male

0.38 (0.26 − 0.055)

0.47 (0.31–0.73)

0.001*

Female

1.00

Marital status

Single

0.31 (0.16–0.61)

0.44 (0.21–0.94)

0.034*

Married

0.44 (0.27–0.70)

0.89 (0.50–1.58)

0.696

Divorced/separated

0.69 (0.39–1.24)

1.15 (0.59–2.25)

0.683

Widowed

1.00

Counselling

No

3.41 (2.39–4.83)

2.89 (1.90–4.40)

< 0.001*

Yes

1.00

Social support

No

3.88 (2.75–5.46)

2.27 (1.52–3.38)

< 0.001*

Yes

1.00

Duration since the event

After two years

0.35 (0.25–0.50)

0.35 (0.23–0.52)

< 0.001*

Within two years

1.00