Table 6. Risk factors predicted by the cut-off value of PON1 activity in the study population.
| Categorical Variables | PON1 activity (U/L) | ||
|---|---|---|---|
| ≥330 (n=100) | <330 (n=86) | P value | |
| Age | |||
| M>45, F>55 | 90 (90%) | 84 (98%) | 0.034 |
| M≤45, F≤55 | 10 (10%) | 2 (2%) | |
| Gender | 0.012 | ||
| male | 48 (48%) | 57 (66%) | |
| female | 52 (52%) | 29 (34%) | |
| Smokers | 0.034 | ||
| Yes | 22 (22%) | 31 (36%) | |
| No | 78 (78%) | 55 (64%) | |
| Hypertenion | 0.783 | ||
| Yes | 62 (62%) | 55 (64%) | |
| No | 38 (38%) | 31 (36%) | |
| Diabetes | 0.034 | ||
| Yes | 21 (21%) | 30 (35%) | |
| No | 79 (79%) | 56 (65%) | |
| CAD | 0.027 | ||
| Yes | 59 (59%) | 64 (74%) | |
| No | 41 (41%) | 22 (26%) | |
| Degree of Vascular Stenosis | 0.017 | ||
| <10% | 24 (24%) | 6 (7%) | |
| 10~50% | 17 (17%) | 16 (19%) | |
| 50~75% | 15 (15%) | 18 (21%) | |
| >75% | 44 (44%) | 46 (53%) | |
| Number of Involved Vessels | 0.027 | ||
| Without obvious stenosis | 41 (41%) | 22 (26%) | |
| Single-vessel>50% | 32 (32%) | 26 (30%) | |
| multi-vessel>50% | 27 (27%) | 38 (44%) | |
| Total cholesterol, mmol/L | 4.34±1.05 | 4.09±1.07 | 0.105 |
| LDL cholesterol, mmol/L | 2.68±0.87 | 2.59±0.91 | 0.462 |
| HDL cholesterol, mmol/L | 1.13±0.30 | 1.04±0.30 | 0.026 |
| Triglycerides, mmol/L | 1.61±0.87 | 1.60±1.18 | 0.593 |
| apolipoprotein A1, g/L | 1.11±0.19 | 1.04±0.18 | 0.021 |
| apolipoprotein B, g/L | 0.87±0.23 | 0.83±0.22 | 0.272 |
| Apolipoprotein A1/B | 1.39±0.42 | 1.36±0.38 | 0.860 |