Table 3 Crude and adjusted Proportional Ratios of alcohol abuse on solitary death among subgroups of each potential risk factor

SES

0.33

   Low

22

32

21

35

1.15 (0.80–1.63)

1.25 (0.86–1.83)

   High

20

36

44

132

1.67 (1.14–2.43)

1.60 (1.09–2.35)

ADL

0.08

   Low

6

8

5

23

3.45 (1.44–8.26)

4.44 (2.40–8.21)

   High

36

60

60

144

1.44 (1.09–1.91)

1.42 (1.07–1.89)

Relatives

0.26

   Present

35

56

52

143

1.72 (1.28–2.31)

1.67 (1.23–2.27)

   Absent

7

12

13

24

1.08 (0.59–1.97)

0.98 (0.48–2.00)

Death in the summer season

0.84

   Yes

13

21

15

41

1.69 (1.00–2.86)

1.85 (1.11–3.08)

   No

29

47

50

126

1.55 (1.13–2.12)

1.46 (1.05–2.03)

Smoking

0.34

   Yes

27

47

21

54

1.48 (0.98–2.24)

1.48 (0.99–2.24)

   No

15

21

44

113

1.83 (1.29–2.62)

1.76 (1.21–2.56)

Psychiatric diseases

0.30

   Yes

11

22

12

32

1.33 (0.73–2.46)

1.48 (0.78–2.80)

   No

31

46

53

135

1.72 (1.28–2.29)

1.65 (1.22–2.23)

NCDs

0.80

   Yes

29

45

46

114

1.60 (1.17–2.18)

1.56 (1.12–2.16)

   No

13

23

19

53

1.58 (0.95–2.62)

1.56 (0.93–2.60)