Table 3 . Frequency (%) of metabolic syndrome (MetS) in different sonographic gradings of non-alcoholic fatty liver disease (NAFLD) .
| MetS criteria | NAFLD grade | Frequency (%) | |
| Men | Women | ||
| 188 (65.9) | 376 (64.6) | ||
| NCEP/ATPIII | I | 97 (51.6) | 189 (50.4) |
| II | 65 (34.6) | 148 (39.4) | |
| III | 26 (13.8) | 39 (10.2) | |
| CCDMIA | 103 (30.1) | 429 (73.7) | |
| I | 53 (51.7) | 214 (50.0) | |
| II | 35 (33.8) | 161 (37.4) | |
| III | 15 (14.5) | 54 (12.6) | |
NCEP/ATP-III, National Cholesterol Education Program Adult Treatment Panel III; CCDMIA, Criteria for Clinical
Diagnosis of MetS in Iranian Adults.