Table 2 Comparison of colorectal polyps between patients with and without polyp recurrence
Parameter | Total (n = 435) | Recurrent (n = 132) | Nonrecurrent (n = 303) | P -value | P-value# |
|---|---|---|---|---|---|
Polyp size (mm) | Â | Â | Â | 0.019 | Â |
  ≤ 10 | 326 (74.94%) | 96(72.73%) | 230(75.91%) | 0.482 |  |
 10–19 | 62 (14.25%) | 14(10.61%) | 48(15.84%) | 0.151 |  |
  ≥ 20 | 47 (10.80%) | 22(16.67%) | 25(8.25%) | 0.012 | 0.036 |
Polyp number, n (%) |  |  |  | <  0.001 |  |
 1 | 139(31.95%) | 20(15.15%) | 119(39.27%) | <  0.001 | <  0.001 |
 2 | 101(23.22%) | 24(18.18%) | 77(25.41%) | 0.097 |  |
  ≥ 3 | 194(44.60%) | 88(66.67%) | 106(34.98%) | <  0.001 | <  0.001 |
Polyp type, n (%) | Â | Â | Â | 0.028 | Â |
 Hyperplastic | 53(12.18%) | 17(12.88%) | 36(11.88%) | 0.770 |  |
 Inflammatory | 33(7.59%) | 7(5.30%) | 26(8.58%) | 0.425 |  |
 Tubular adenoma | 285(62.52%) | 79(59.85%) | 206(67.99%) | 0.101 |  |
 Tubulovillous adenoma | 64(14.71%) | 29(21.97%) | 35(11.55%) | 0.005 | 0.02 |
Polyp location, n (%) | Â | Â | Â | 0.149 | Â |
 Proximal | 137(31.50%) | 48(36.36%) | 89(29.37%) |  |  |
 Dismal | 298(68.50%) | 84(63.64%) | 214(70.63%) |  |  |
Adenoma, n (%) | Â | Â | Â | 0.116 | Â |
 Advanced | 150(42.86%) | 53(49.07%) | 97(40.08%) |  |  |
 Nonadvanced | 200(57.14%) | 55(50.93%) | 145(59.92%) |  |  |