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肺癌组及正常对照组肺功能检测结果分析

Lung function test results of lung cancer and normal group

Lung functional indexes	Control (n=63)	Lung cancer (n=59)	t	P
VC: vital capacity; FEV1: forced expiratory volume in one second; FVC: forced vital capacity; PEF: peak expiratory flow; MVV: maximal ventilatory volume; DLCO: diffusing capacity of carbon monoxide.
VC	3.74±0.73	2.93±0.72	6.179, 9	< 0.001
VC%	103.24±14.85	82.29±17.86	7.062, 9	< 0.001
FEV1	3.27±0.68	2.12±0.65	9.527, 9	< 0.001
FEV1%	112.66±14.52	77.03±20.73	11.052, 4	< 0.001
FVC	3.64±0.74	2.90±0.73	5.534, 5	< 0.001
FVC%	101.51±18.42	83.68±17.99	5.401, 8	< 0.001
FEV1/FVC%	90.02±4.57	72.73±11.44	11.092, 2	< 0.001
PEF	7.81±1.87	5.73±1.80	6.196, 7	< 0.001
PEF%	104.64±22.59	77.51±22.80	6.600, 7	< 0.001
MVV	117.32±30.67	69.82±20.48	9.988, 3	< 0.001
MVV%	108.99±25.84	65.47±17.96	10.731, 8	< 0.001
RV	1.99±0.44	2.29±3.53	0.665, 7	> 0.05
RV/TCL	35.26±7.22	40.20±9.53	3.243, 3	< 0.01
V25	7.27±1.88	4.29±1.96	8.582, 0	< 0.001
V25%	110.64±25.66	65.45±29.82	8.989, 3	< 0.001
V50	4.43±1.56	2.03±1.18	9.530, 1	< 0.001
V50%	104.35±35.56	50.76±27.26	9.295, 7	< 0.001
DLCO	8.42±1.85	5.57±1.86	8.474, 1	< 0.001
DLCO%	97.25±13.59	68.21±22.09	8.808, 2	< 0.001
DLCO/VA	1.51±0.2	1.26±0.36	4.917, 9	< 0.001
DLCO/VA%	101.48±13.72	91.09±22.42	3.109, 2	< 0.01