Table 2.
Centers and Patients Included in the Nationwide HCV Prevalence Studies Carried out by GeSIDA in 2002, 2009, 2015, and 2016
| Variable | 2002 | 2009 | 2015 | 2016 |
|---|---|---|---|---|
| Participating centers | 39 | 43 | 41 | 43 |
| Reference population | 31800 | 29559 | 35791 | 38904 |
| Sample size | 1260 | 1458 | 1867 | 1588 |
| Tested for HCV antibodies | 99.5% | 99.8% | 98.7% | 99.8% |
| Reference | 9 | 10 | 7 | Current study |
Abbreviations: GeSIDA, Grupo de Estudio del SIDA; HCV, hepatitis C virus; IQR, interquartile range; RNA, ribonucleic acid; TE, transient elastography.