Table 1.
Main characteristics of the included studies
| Study | Year | Sample (n) | Age (years) | Sex, male/female | Follow-up (weeks) | |||
|---|---|---|---|---|---|---|---|---|
| ERAS | CC | ERAS | CC | ERAS | CC | |||
| Wang [18] | 2010 | 45 | 47 | 58.8 ± 9.7 | 56.9 ± 9.1 | 32/13 | 29/18 | 4 |
| Chen [LS] [19] | 2012 | 19 | 22 | 59(49–71) | 62.5(45–72) | 10/9 | 10/12 | 4 |
| Chen [OS] [19] | 2012 | 21 | 20 | 62.5(45–72) | 64.5(49–75) | 9/12 | 12/8 | 4 |
| Feng [20] | 2013 | 59 | 60 | 55 ± 11.4 | 55.8 ± 10.1 | 41/18 | 44/16 | 4 |
| Bu [45-74y] [21] | 2015 | 64 | 64 | 62.4 ± 7.8 | 63 ± 7.4 | 31/33 | 35/29 | 4 |
| Bu [75-89y] [21] | 2015 | 64 | 64 | 80.1 ± 4 | 79.6 ± 3.5 | 37/27 | 40/24 | 4 |
| Abdikarim [22] | 2015 | 30 | 31 | 63 ± 12 | 62 ± 11 | 21/9 | 20/11 | 4 |
| Liu [LS] [23] | 2016 | 21 | 21 | 69.2 ± 5.1 | 70.3 ± 5.8 | 10/11 | 12/9 | 4 |
| Liu [OS] [23] | 2016 | 21 | 21 | 67.8 ± 3.9 | 68.6 ± 4.9 | 9/12 | 11/10 | 4 |
| Fujikuni [24] | 2016 | 40 | 40 | < 70(29), ≥70(11) | < 70(28), ≥70(12) | 20/20 | 24/16 | 4 |
| Tanaka [25] | 2017 | 73 | 69 | 68(29–85) | 67(44–85) | 49/24 | 49/20 | 4 |
| Xia [26] | 2017 | 73 | 76 | 61 (40–75) | 63 (35–75) | 48/25 | 50/26 | 4 |
| Wu [27] | 2017 | 34 | 41 | 63.74 ± 9.56 | 62.93 ± 9.44 | 25/9 | 31/10 | NR |
| Kim [28] | 2012 | 22 | 22 | 52.6 ± 11.69 | 57.5 ± 14.5 | 13/9 | 15/7 | 2 |
| Zhao [29] | 2014 | 34 | 34 | 55.14 ± 10.65 | 57.86 ± 11.34 | 27/7 | 25/9 | 4 |
| Chen [30] | 2016 | 128 | 132 | 56.34 ± 13.28 | 55.72 ± 10.34 | 103/25 | 106/26 | 4 |
| Li [31] | 2017 | 55 | 55 | 67.73 ± 6.69 | 67 ± 5.58 | 38/17 | 41/14 | 8 |
| Zhang [32] | 2017 | 47 | 47 | 45–76 | 45–75 | 28/19 | 25/22 | 12 |
| Zhang [33] | 2018 | 57 | 57 | 66.89 ± 13.45 | 67.01 ± 12.78 | 39/18 | 38/19 | NR |
Note: ERAS Enhacned recovery after surgery, CC Conventional care, LS Laparoscopic surgery, OS Open surgery, NR Not reported; 45-74y: Patients aged 45–74 years; 75-89y: Patients aged 75–89 years