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Table 2 General characteristics and quality scores of studies included in current meta-analysis

From: Association of IL-6 174G/C (rs1800795) and 572C/G (rs1800796) polymorphisms with risk of osteoporosis: a meta-analysis

First author/Year Country Race Gender Cases Controls score
N Age (Mean ± SD) yrs (min-max)yrs Menopause BMD site Diagnosis M Matching N Healthy Age (Mean ± SD) yrs (min-max)yrs Menopause BMD site
Ji Y F, 2019 China East Asia Female 758 65.5 ± 16.1 PSM LS-fn Ne age, sex 766 Yes 66.7 ± 17.0 PSM LS-fn 14
Eftekhari H, 2018 Iran West Asia Female/Male 181 68 ± 7.21 PSM LS-fn WHO age, sex 116 Yes 64 ± 5.44 PSM LS-fn 17
Deveci D, 2012 Turkish Caucasian Female 201 57 ± 7 PSM LS-fn WHO age, sex 155 Yes 57 ± 6 PSM LS-fn 14
Czerny B, 2010 Poland Caucasian Female 226 63.3 ± 5.1 PSM LS-fn WHO age, sex 224 Yes 64.8 ± 6.3 PSM LS-fn 14
Breuil V, 2009 French Caucasian Female 92 70 ± 7.4 PSM LS-fn WHO age, sex 69 Yes 64.1 ± 7.7 PSM LS-fn 11
Magaña JJ, 2008 Mexican Caucasian Female 70 34.3 ± 10.2 Pre LS BMD values age, sex 70 Yes 34.3 ± 10.2 Pre LS 11
Dincel E, 2008 Turkish Caucasian Female/Male 21 74.47 ± 8.91 Ne Fn BMD values age 21 Yes 75.47 ± 7.44 Ne Fn 10
Kusek J, 2008 Poland Caucasian Female 110 58.5 ± 5.9 PSM LS WHO sex 62 Yes 58.5 ± 5.9 PSM LS 11
Nordstrom A, 2004 Sweden Caucasian Female 232 75 ± 0 PSM LS-fn BMD values age, sex 544 Yes 75 ± 0 PSM LS-fn 16
  1. Ne not available, PSM Postmenopausal, Pre Premenopause, LS Lumbar spine, Fn Femoral neck