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Table 2 Pulmonary function before and after operation

From: Hemoptysis from complex pulmonary aspergilloma treated by cavernostomy and thoracoplasty

Index (1) Before operation (2) 6 months
after operation
(3) 24 months
after operation
p-value
(two times)
FEV1 Group 1
(n = 46)
1.43 ± 0.55 1.43 ± 0.52 1.42 ± 0.52 P2–1 = 1.00
P3–1 = 0.92
Group 2
(n = 17)
1.36 ± 0.49 1.31 ± 0.42 1.34 ± 0.53 P2–1 = 0.75
P3–1 = 0.90
p-value
(two groups)
0.64 0.39 0.59  
FVC Group 1 2.10 ± 0.63 2.11 ± 0.64 2.07 ± 0.61 P2–1 = 0.94
P3–1 = 0.81
Group 2 2.16 ± 0.566 2.16 ± 0.65 2.13 ± 0.60 P2–1 = 1.00
P3–1 = 0.88
p-value
(two groups)
0.73 0.78 0.72  
  1. The superscripted numbers "(1, 2 and 3)" related p-value abbreviation. The example is that P2-1: Comparing between before operation and 6 months after operation; P3-1: Comparing between before operation and 24 months after operation.