International Journal of Endocrinology / 2018 / Article / Tab 1

Review Article

Serum Homocysteine Levels in Men with and without Erectile Dysfunction: A Systematic Review and Meta-Analysis

Table 1

Studies included in the meta-analysis. Data expressed as means ± standard deviation.

StudyCountryMethodSubjects without EDSubjects with ED
NHcyAgeNHcyAge

Demir et al. [24]TurkeyImmunoassay3310.7 ± 1.644.5 ± 4.73116.4 ± 5.455.6 ± 8.4
Al-Hunayan et al. [29]KuwaitHPLC978.8 ± 2.647.6 ± 10.19711.2 ± 3.546.6 ± 9.9
Demir et al. [30]TurkeyImmunoassay3013.1 ± 2.553.6 ± 6.53215.5 ± 6.954.2 ± 7.3
Safarinejad et al. [32]IranHPLC2289.82 ± 2.3531.7 ± 6.611412.29 ± 2.3232.2 ± 6.4
Basar et al. [25]TurkeyHPLC2010.4 ± 2.438.6 ± 8.22813.2 ± 4.340.2 ± 7.5
Matos et al. [31]BrazilHPLC30611.09 ± 4.3738.6 ± 13.995711.66 ± 4.6154.1 ± 12.83
Yan et al. [26]ChinaImmunoassay667.98 ± 2.829.41 ± 4.426711.73 ± 2.8129.12 ± 4.41
Sansone et al. [27]ItalyHPLC319.17 ± 2.3249.14 ± 13.633113.61 ± 3.5552.83 ± 11.89
Zhang et al. [28]ChinaImmunoassay209.6 ± 2.632.8 ± 7.83218.94 ± 6.1934.08 ± 11.99

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