Table 2.

Effect sizes–SHS and ischaemic heart disease

Nr.	Authors	Sex	RR (95 % CI)	log (rr)	se	n	w (%)
[69]	Ciruzzi et al. (1998)	both sexes	2.04 (0.99–12.52)	0.71	0.65	782	1.39
[16]	Ding et al. (2009)	women	1.31 (1.03–6.01)	0.27	0.45	633	2.27
[87]	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
[66]	He et al. (1994)	women	1.16 (0.67–1.95)	0.15	0.27	185	5.87
[91]	Hole et al. (1989)	both sexes	2.01 (1.21–3.35)	0.70	0.26	7,997	7.69
[31]	Kawachi et al. (1997)	women	1.91 (1.11–3.28)	0.65	0.28	32,056	5.72
[70]	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
[24]	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
[93]	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
[50]	Pitsavos et al. (2002)	both sexes	1.17 (1.06–1.61)	0.16	0.11	1,926	27.88
[68]	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
[94]	Rostron (2013)	both sexes	2.47 (1.04–5.86)	0.90	0.44	7,586	2.91
[73]	Wen et al. (2006)	women	1.37 (1.06–1.78)	0.31	0.13	72,829	19.64
[96]	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