Table 4 Hazard ratios of association of living alone with mortality in stratified Cox regression analyses (mortality up to 31 Dec 2011)

Male

935

2.53

(1.39–4.61)

0.0023

2.36

(1.24–4.49)

0.009

Female

1618

1.15

(0.61–2.16)

0.664

1.14

(0.58–2.22)

0.705

0.106

Single, divorce, widowed

644

1.84

(1.06–3.18)

0.029

2.26

(1.24–4.10)

0.008

0.115

Married

1909

0.77

(0.28–2.11)

0.605

0.83

(0.30–2.31)

0.721

Higher end housing

1780

1.50

(0.55–4.13)

0.430

1.32

(0.47–3.72)

0.600

1–3 room public housing

773

1.61

(0.98–2.67)

0.063

1.67

(0.98–2.85)

0.058

0.600

<75 years

2221

2.69

(1.55–4.67)

0.0004

2.03

(1.09–3.78)

0.025

≥75 years

332

0.78

(0.37–1.63)

0.509

1.09

(0.50–2.40)

0.825

0.377

No IADL–BADL disability

1926

2.57

(1.44–4.61)

0.0015

2.12

(1.09–4.14)

0.027

IADL–BADL disability

627

1.00

(0.51–1.99)

0.993

1.21

(0.60–2.46)

0.595

0.305