25 August 2021 : Clinical Research
A Comparative Study of Early Mucosal Healing Following Hot Polypectomy and Cold Polypectomy
Hirofumi Fukushima1ABCDEF, Naoto Sakamoto1ABF, Tomoyoshi Shibuya1BCDEF*, Keiichi Haga1DE, Osamu Nomura1DE, Takashi Murakami
1ACDE, Hiroya Ueyama 1E, Dai Ishikawa1E, Mariko Hojo1E, Akihito Nagahara1CDEF
DOI: 10.12659/MSM.933043
Med Sci Monit 2021; 27:e933043
Table 1 Comparison of therapeutic results between cold polypectomy and hot polypectomy.
| CP (n=27) | HP (n=25) | p-value | |
|---|---|---|---|
| Treatment | |||
| FP | 10 | 7 | =0.24** |
| SP | 17 | 18 | =0.64** |
| Location | |||
| Right | 17 | 13 | =0.23** |
| Left | 10 | 1 | =0.46** |
| Mean tumor size (range) mm | 5.41 (3–9) | 5.68 (3–9) | =−0.27* |
| FP | 3.70 (3–5) | 3.86 (3–5) | =0.58* |
| SP | 6.41 (4–9) | 6.38 (4–9) | =0.47* |
| Ulcer base diameter one week after treatment (range) mm | 2.70 (1–5) | 4.84 (2–8) | <0.05* |
| FP | 2.40 (1–4) | 4.66 (2–7) | <0.05* |
| SP | 2.88 (1–5) | 5.24 (3–8) | <0.05* |
| Exposed blood vessels | 1 (3.7%) | 9 (36.0%) | <0.05** |
| FP | 0 | 1 | <0.05** |
| SP | 1 | 8 | <0.05** |
| Histopathological incomplete resection | 8 (29.6%) | 5 (16%) | =0.17** |
| Residual recurrence | 1 (3.7%) | 0 (0%) | – |
| FP | 1 | 0 | – |
| SP | 0 | 0 | – |
| Post polypectomy bleeding | 0 (0%) | 0 (0%) | – |
| Perforation | 0 (0%) | 0 (0%) | |
| CP – cold polypectomy; HP – hot polypectomy; FP – forceps polypectomy;SP – snare polypectomy; * Mann-Whitney U test, ** chi-squared test. | |||