Table 1 Clinicopathological characteristics of the non-Bursectomy group and the bursectomy group
Characteristics | Non-bursectomy group | Bursectomy group | p value |
|---|---|---|---|
N = 247 (%) | N = 159 (%) | ||
Age (years) | 58.3 ± 12.2 | 57.3 ± 11.5 | 0.385 |
Gender | Â | Â | 0.513 |
 Male | 160 (64.8) | 108 (67.9) |  |
 Female | 87 (35.2 | 51 (32.1) |  |
Cross-sectional location | Â | Â | 0.008 |
 Lesser | 124 (50.2) | 101 (63.5) |  |
 Greater | 15 (6.1) | 11 (6.9) |  |
 Anterior | 34 (13.8) | 8 (5.0) |  |
 Posterior | 40 (16.2) | 15 (9.4) |  |
 Circumferential involvement | 34 (13.8) | 24 (15.1) |  |
Longitudinal location | Â | Â | <0.001 |
 U | 28 (11.2) | 62 (39.0) |  |
 M | 45 (18.2) | 22 (13.8) |  |
 L | 174 (70.4) | 75 (47.2) |  |
Differentiation grade | Â | Â | 0.328 |
 Well-moderate | 29 (11.7) | 24 (15.1) |  |
 Poor-undifferentiated | 218 (88.3) | 135 (84.9) |  |
Macroscopic type | Â | Â | 0.307 |
 Type 1 | 14 (5.7) | 4 (2.5) |  |
 Type 2 | 99 (40.1) | 75 (47.2) |  |
 Type 3 | 118 (47.8) | 71 (44.7) |  |
 Type 4 | 16 (6.5) | 9 (5.7) |  |
Tumor size (cm) | 5.7 ± 2.4 | 5.6 ± 2.3 | 0.537 |
Surgical duration (min) | 227.9 ± 48.6 | 260.1 ± 43.4 | <0.001 |
Blood loss (ml) | 201.1 ± 53.7 | 198.9 ± 63.5 | 0.729 |
Resection patterns | Â | Â | <0.001 |
 DG | 184 (74.5) | 73 (45.9) |  |
 TG | 63 (25.5) | 86 (54.1) |  |