Table 1.
Baseline of patients with differential HDL-C levels
| Factor | Before matching | After matching | ||||
|---|---|---|---|---|---|---|
| HDL-low n = 31 |
HDL-normal n = 30 |
P | HDL-low n = 23 |
HDL-normal n = 23 |
P | |
| Sex | ||||||
| Male | 25 (80.6) | 18 (60.0) | 0.097 | 18 (78.3) | 18 (78.3) | 1.000 |
| Female | 6 (19.4) | 12 (40.0) | 5 (21.7) | 5 (21.7) | ||
| Age | ||||||
| < 60 yr | 8 (25.8) | 12 (40.0) | 0.283 | 7 (30.4) | 7 (30.4) | 1.000 |
| ≥ 60 yr | 23 (74.2) | 18 (60.0) | 16 (69.6) | 16 (69.6) | ||
| Tumor location | ||||||
| Upper 1/3 | 6 (19.4) | 3 (10.0) | 0.223 | 5 (21.7) | 3 (13.0) | 0.536 |
| Middle 1/3 | 8 (25.8) | 14 (46.7) | 6 (26.1) | 9 (39.1) | ||
| Lower 1/3 | 17 (54.8) | 13 (43.3) | 12 (52.2) | 11 (47.8) | ||
| Tumor size, cm | ||||||
| < 3 cm | 8 (25.8) | 13 (43.3) | 0.184 | 8 (34.8) | 8 (34.8) | 1.000 |
| ≥ 3 cm | 23 (74.2) | 17 (56.7) | 15 (65.2) | 15 (65.2) | ||
| Histological differentiation | ||||||
| Well | 3 (9.7) | 1 (3.3) | 0.779 | 2 (8.7) | 1 (4.3) | 0.818 |
| Moderate | 13 (41.9) | 13 (43.3) | 9 (39.1) | 11 (47.8) | ||
| Poor | 15 (48.4) | 16 (53.3) | 12 (52.2) | 11 (47.8) | ||
| T | ||||||
| T1 | 6 (19.4) | 7 (23.3) | 0.849 | 6 (26.1) | 6 (26.1) | 1.000 |
| T2 | 9 (29.0) | 7 (23.3) | 5 (21.7) | 5 (21.7) | ||
| T3 | 12 (38.7) | 10 (33.3) | 9 (39.1) | 9 (39.1) | ||
| T4 | 4 (12.9) | 6 (20.0) | 3 (13.0) | 3 (13.0) | ||
| N | ||||||
| Negative | 10 (32.3) | 17 (56.7) | 0.073 | 10 (43.5) | 10 (43.5) | 1.000 |
| Positive | 21 (67.7) | 13 (43.3) | 13 (56.5) | 13 (56.5) | ||
| M | ||||||
| Negative | 31 (100.0) | 30 (100.0) | - | 23 (100.0) | 23 (100.0) | - |
| Positive | 0 | 0 | 0 | 0 | ||
| pStage | ||||||
| I | 9 (29.0) | 10 (33.3) | 0.276 | 9 (39.1) | 7 (30.4) | 0.607 |
| II | 10 (32.3) | 14 (46.7) | 6 (26.1) | 10 (43.5) | ||
| III | 12 (38.7) | 6 (20.0) | 8 (34.8) | 6 (26.1) | ||
Bold: variables for propensity-score matching