D5W 0.58 M Sucrose
  Separate Split P Separate Split P
n 9 12   10 9  
Volume Drained, ml 943 ± 202 1029 ± 122 0.34 1056 ± 78 1089 ± 72 0.5
Residual Volume, ml 148 ± 121 53 ± 99 0.007 62 ± 72 25 ± 10 0.128
Drainage Efficiency, % 86 ± 12 95 ± 10 0.011 95 ± 6 98 ± 1 0.111
Table 1: Extent and efficiency of thoracic drainage by conventional vs. experimental drainage systems