Table 3 Duration of chest drainage and hospital stay

Takamochi 2017 ^b

2.0 vs 3.0, p = 0.149

6.0 vs 7.0, p = 0.548

Waele 2017^a

2.3 vs 2.5, p = 0.055

4.8 vs 4.9, p = 0.403

Miller 2016 ^b

3.7 vs 5.3, p = 0.01

4.1 vs 5.6, p = 0.05

Shoji 2016 ^a

2.7 vs 3.7, p = 0.004

NA

Filosso 2015 ^a

3 vs 4, p = 0.0009

7 vs 8, p = 0.0385

Gilbert 2015 ^b

4.9 vs 5.6, p = 0.11

6.0 vs 6.0, p = 0.36

Pompili 2014 ^a

3.7 vs 4.7, p = 0.001

4.6 vs 5.6, p < 0.0001

Brunelli 2009 ^a

4.0 vs 4.9, p = 0.0007

5.4 vs 6.3, p = 0.007