Table 1 Characteristics of patients of included studies
References | Country | Published Year | Group | No. of patients | Age(year) | M/F | Tumor size (cm) | CA19–9 level (U/ml) | T3 + T4 | N+ | Well differentiation | Quality of studya |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Latorre [28] | Italy | 2013 | RAMPS | 8 | 61 | 5/3 | 5.1 ± 1.9 | NA | NA | NA | 3 | 6 |
Standard | 17 | 60 | 11/6 | NA | NA | NA | ||||||
Park [24] | Korea | 2014 | RAMPS | 38 | 62.17 (40–75) | 23/15 | 3.1 (2–8.0) | 18.2 (3.0–82.1) | 37 | 22 | 4 | 7 |
Standard | 54 | 61.25 (37–79) | 35/19 | 3.8 (1–11) | 15.7 (4.4–148.5) | 51 | 22 | 3 | ||||
Trottman [27] | USA | 2014 | RAMPS | 6 | NA | NA | NA | NA | NA | NA | NA | 3 |
Standard | 20 | NA | NA | NA | NA | NA | NA | NA | ||||
Abe [20] | Japan | 2016 | RAMPS | 53 | 68.6 ± 10.7 | 1.40:1 | NA | 136.4 ± 291.0 | 38 | 28 | 3 | 7 |
Standard | 40 | 65.2 ± 8.6 | 2.63:1 | NA | 390.4 ± 1157.1 | 34 | 26 | 7 | ||||
Xu [29] | China | 2016 | RAMPS | 21 | 62 ± 11 | 11/10 | 5(4.3–6.6) | 70.2(20.7–594.2) | 21 | 11 | NA | 6 |
Standard | 78 | 63 ± 9 | 41/37 | 3.8(3.0–5.0) | 158.7(35.6–692.2) | 63 | 26 | NA | ||||
Kim [30] | Korea | 2016 | RAMPS | 30 | 63.7 ± 8.2 | 13/17 | 4.6 ± 1.6 | NA | 25 | 14 | 3 | 8 |
Standard | 19 | 62.1 ± 8.5 | 7/12 | 4.5 ± 1.5 | NA | 13 | 6 | 2 |