Table 1 Clinical characteristics of the high and normal TyG index groups
|  | KNHANES (2013–2018) | P | KOICA registry (2012–2016) | P | ||
|---|---|---|---|---|---|---|
Normal TyG (N = 9414) | High TyG (N = 1154) | Normal TyG (N = 8417) | High TyG (N = 1169) | |||
Age | 40.1 ± 14.2 | 44.8 ± 14.0 | <.001 | 47.6 ± 9.4 | 48.0 ± 9.1 | .102 |
Sex | Â | Â | <.001 | Â | Â | <.001 |
 Female | 5846 (62.1) | 328 (28.4) |  | 3494 (41.5) | 120 (10.3) |  |
 Male | 3568 (37.9) | 826 (71.6) |  | 4923 (58.5) | 1049 (89.7) |  |
Final education | Â | Â | <.001 | Â | Â | Â |
 Elementary school | 599 (6.4) | 107 (9.3) |  |  |  |  |
 Middle school | 515 (5.5) | 71 (6.2) |  |  |  |  |
 High school | 3678 (39.1) | 463 (40.1) |  |  |  |  |
 University | 4622 (49.1) | 513 (44.5) |  |  |  |  |
Household Income | Â | Â | .106 | Â | Â | Â |
 Quartile 1 | 858 (9.1) | 127 (11) |  |  |  |  |
 Quartile 2 | 2156 (22.9) | 270 (23.4) |  |  |  |  |
 Quartile 3 | 3025 (32.1) | 374 (32.4) |  |  |  |  |
 Quartile 4 | 3375 (35.9) | 383 (33.2) |  |  |  |  |
Regular exercise | Â | Â | .259 | Â | Â | .010 |
 No | 7022 (74.6) | 879 (76.2) |  | 4926 (58.5) | 731 (62.5) |  |
 Yes | 2392 (25.4) | 275 (23.8) |  | 3491 (41.5) | 438 (37.5) |  |
Smoking and alcohol | <.001 | Â | Â | <.001 | ||
 Non-user | 7595 (80.7) | 692 (60) |  | 5517 (65.5) | 587 (50.2) |  |
 Drinker | 227 (2.4) | 64 (5.5) |  | 979 (11.6) | 177 (15.1) |  |
 Smoker | 1324 (14.1) | 286 (24.8) |  | 1292 (15.4) | 247 (21.2) |  |
 Co-user | 268 (2.8) | 112 (9.7) |  | 629 (7.5) | 158 (13.5) |  |