Table 2 Characteristics of the studies included
Author | Country | Year | Design | No of patients | Age | TSB(μmol/l) | Sex (M/F) | BMI | Bismuth-classification | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NPBD | PBD | NPBD | PBD | NPBD | PBD | NPBD | PND | NPBD | PBD | NPBD | PBD | ||||
Cai et al. [21] | CN | 2017 | RETRO | 163 | 55 | 60 ± 9 | 59 ± 11 | 161.0 (8.4–455.6) | 281.1 (8.2–565.4) | 74/89 | 30/25 | 22.5 ± 6.8 | 21.8 ± 5.9 | 24/28/24/42/45 | 9/13/10/8/5 |
Kennedy et al. [22] | USA | 2009 | RETRO | 29 | 31 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
Zhang et al. [23] | CN | 2017 | RETRO | 44 | 196 | 70 | 67 | 30.8 (15.4–99.2) | 99.2 (39.3–205.2) | 20/22 | 113/83 | 25.5 (23.7–28.7) | 25.0 (22.3–28.7) | 15 (I–II)/37 (III–IV) | 49 (I–II)/130 (III–IV) |
Xiong et al. [24] | CN | 2013 | RETRO | 46 | 32 | 58.2 ± 11.3 | 59.6 ± 11.0 | 254.0 ± 63.5 | 294.2 ± 135.7 | 28/18 | 21/11 | 21.0 ± 2.5 | 20.3±1.9 | 1/14/7/15/9 | 1/8/6/9/8 |
Farges et al. [25] | EURO | 2012 | RETRO | 186 | 180 | 62 ± 11 | 61 ± 10 | 126 (17–255) | 113 (40–274) | 107/79 | 127/53 | 24 ± 4 | 25 ± 4 | 6/47/267/19/27 | 4/23/137/10/6 |
Wronka et al. [26] | Poland | 2019 | RETRO | 23 | 58 | 56 (48–65) | 60 (55–67) | 164.8 (18.8–336.4) | 36.6 (15.9–83.8) | 13/10 | 34/24 | NR | NR | NR | NR |
Ferrero et al. [27] | Italy | 2008 | RETRO | 30 | 30 | 63.5 (35–80) | 66.0 (47–80) | 210.3 (59.9–533.5) | 225.7 | 19/11 | 13/17 | NR | NR | NR | NR |
Su et al. [28] | USA | 1996 | RETRO | 16 | 33 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
Li et al. [29] | CN | 2009 | RETRO | 56 | 55 | NR | NR | 268 ± 174 | 256 ± 136 | NR | NR | NR | NR | NR | NR |
Ribero et al. [30] | Italy | 2016 | RETRO | 35 | 98 | 67 (35–82) | 65 (40–84) | 94.1 | 63.3 | 22/13 | 62/36 | NR | NR | 0/8/12/13/2 | 0/17/43/27/11 |
Parks et al. [31] | UK | 2000 | RETRO | 27 | 20 | 59 ± 3 | 57 ± 2 | 335 (9–670) | 278 (35–666) | 20/7 | 16/4 | NR | NR | 2/7/11/5/2 | 2/2/10/2/4 |
Dinant et al. [32] | Netherlands | 2006 | RETRO | 14 | 83 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
Hanafy [33] | Egypt | 2010 | RETRO | 54 | 46 | 50.4 ± 12 | 53.3±11 | 314.6 ± 205.2 | 92.34 ± 126.5 | 34/20 | 30/16 | NR | NR | NR | NR |
Ercolani et al. [34] | Japan | 2010 | RETRO | 7 | 44 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
Gerhards et al. [35] | Netherlands | 1999 | RETRO | 18 | 93 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
Chen et al. [36] | CN | 2007 | RETRO | 27 | 31 | NR | NR | 382 ± 174 | 292 ± 103 | NR | NR | NR | NR | 2/6/3/7/9 | 1/4/6/12/8 |