Table 2 Effect sizes–SHS and ischaemic heart disease

Ciruzzi et al. (1998)

both sexes

2.04 (0.99–12.52)

0.71

0.65

782

1.39

Ding et al. (2009)

women

1.31 (1.03–6.01)

0.27

0.45

633

2.27

Dobson et al. (1991)

men

0.98 (0.63–1.33)

−0.02

0.19

1,144

8.35

women

1.92 (1.33–2.69)

0.65

0.18

923

12.19

He et al. (1994)

women

1.16 (0.67–1.95)

0.15

0.27

185

5.87

Hole et al. (1989)

both sexes

2.01 (1.21–3.35)

0.70

0.26

7,997

7.69

Kawachi et al. (1997)

women

1.91 (1.11–3.28)

0.65

0.28

32,056

5.72

McElduff et al. (1998)

men

1.01 (0.86–1.18)

0.01

0.08

2,245

46.59

women

1.78 (1.33–2.36)

0.58

0.15

1,897

16.90

McGhee et al. (2005)

both sexes

1.18 (1.02–1.36)

0.17

0.07

5,601

38.73

men

1.15 (0.93–1.38)

0.14

0.10

3,098

29.93

women

1.22 (0.97–1.53)

0.20

0.12

2,503

23.48

Muscat and Wynder (1995)

men

1.06 (0.55–1.83)

0.06

0.31

176

3.23

women

1.33 (0.71–2.87)

0.29

0.36

96

3.56

Pitsavos et al. (2002)

both sexes

1.17 (1.06–1.61)

0.16

0.11

1,926

27.88

Rosenlund et al. (2001)

both sexes

1.23 (0.93–1.57)

0.21

0.13

1,011

21.40

men

0.99 (0.67–1.39)

−0.01

0.19

600

8.75

women

1.79 (1.17–2.54)

0.59

0.20

411

10.37

Rostron (2013)

both sexes

2.47 (1.04–5.86)

0.90

0.44

7,586

2.91

Wen et al. (2006)

women

1.37 (1.06–1.78)

0.31

0.13

72,829

19.64

Whincup et al. (2004)

men

1.67 (0.91–3.07)

0.51

0.31

945

3.15

Sex

RR (95 % CI)

Q

p

I ²

Synthesis

both sexes

1.27 (1.10–1.48)

7.22

0.205

30.78

men

1.06 (0.96–1.19)

3.46

0.629

0.00

women

1.50 (1.31–1.72)

9.52

0.300

16.00