Table 1 Characteristics of the included studies in the meta-analysis
Patients (n) | BMI | Tumor size (cm) | Sex (M/F) | Age | Tumor location | Score | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
First author | Year | Study area | Type | SILS/CLS | SILS | CLS | SILS | CLS | SILS | CLS | SILS | CLS | ||
Liu [7] | 2016 | China | NRCT | 16/32 | 21.9 | 22.4 | 3.6 | 3.6 | 13/3 | 23/9 | 56.4 | 55.6 | Sigmoid and rectum | 5 |
Hong [8] | 2016 | China | RCT | 43/43 | NR | NR | NR | NR | 23/20 | 26/17 | 52.3 | 54.1 | Rs | 3 |
Bulut [9] | 2015 | Denmark | RCT | 20/20 | 24 | 24 | 2.5 | 4.0 | 12/8 | 12/8 | 69 | 73 | Rectum | 3 |
Kim [10] | 2014 | Korea | NRCT | 67/49 | 23.1 | 23.5 | 4.3 | 5.3 | 44/23 | 28/21 | 63.8 | 61.3 | Rectum | 7 |
Levic [11] | 2014 | Denmark | NRCT | 36/194 | 23.8 | 25 | NR | NR | 17/19 | 133/61 | 69 | 68 | Rectum | 8 |
Tei [12] | 2018 | Japan | NRCT | 44/49 | 23.6 | 22 | 3.9 | 4.1 | 29/15 | 29/20 | 66 | 63 | Rectum | 8 |
Kwag [13] | 2013 | Korea | NRCT | 24/48 | 24.4 | 24 | 2.6 | 3.4 | 9/15 | 18/30 | 59.5 | 59 | Sigmoid | 7 |
Park [14] | 2012 | Korea | NRCT | 37/54 | 24.7 | 23.9 | NR | NR | 21/16 | 26/28 | 63.8 | 59.9 | Sigmoid | 7 |
Nerup [15] | 2018 | Denmark | NRCT | 12/41 | 23.5 | 25 | NR | NR | 7/5 | 13/28 | 76 | 69 | Rectum | 6 |