Predictive Equations for Adult Pulmonary Function in Zhejiang Province, China

Table 2

Participants’ mean clinical data.

	Male		Female
	Study group (878)	Validation group (842)	Study group (1071)	Validation group (1075)
Age	47.77 ± 15.76	48.13 ± 16.17	47.82 ± 15.92	47.35 ± 15.49
Height	169.6 ± 6.3	169 ± 6.36	158.52 ± 5.34	158.4 ± 5.32
Weight	67.33 ± 8.8	66.6 ± 8.78	55.92 ± 7.04	56.29 ± 7.37
VC	4.08 ± 0.77	4.04 ± 0.83	2.94 ± 0.56	2.96 ± 0.56
FRV	3.39 ± 0.83	3.33 ± 0.82	2.88 ± 1.61	2.8 ± 0.55
TLC	5.36 ± 1.15	5.38 ± 1.13	4.69 ± 0.75	4.68 ± 0.71
RV	1.94 ± 0.63	1.94 ± 0.62	1.76 ± 0.51	1.72 ± 0.48
RV/TLC	35.63 ± 9.29	35.43 ± 8.93	38.87 ± 10.26	38 ± 8.96
VT	1.17 ± 0.6	1.17 ± 0.65	0.94 ± 0.51	0.93 ± 0.46
IC	2.86 ± 0.69	2.8 ± 0.63	2.09 ± 0.46	2.11 ± 0.46
IRV	1.53 ± 0.27	1.52 ± 0.23	1.38 ± 0.21	1.39 ± 0.21
ERV	1.26 ± 0.67	1.24 ± 0.68	1.17 ± 1.04	1.14 ± 0.2
FVC	3.88 ± 0.73	3.83 ± 0.78	2.78 ± 0.55	2.79 ± 0.55
FEV1	3.42 ± 0.69	3.38 ± 0.73	2.47 ± 0.53	2.47 ± 0.54
FEV1%	83.47 ± 6.44	83.72 ± 6.65	85.37 ± 16.06	84.81 ± 6.33
PEF	8.52 ± 1.89	8.48 ± 1.92	5.94 ± 1.36	6.04 ± 1.38
MMEF	4.76 ± 1.36	4.73 ± 1.39	3.48 ± 1.04	3.57 ± 1.07
FEF25%	6.49 ± 1.56	6.48 ± 1.64	4.77 ± 1.18	4.87 ± 1.18
FEF50%	3.45 ± 1.14	3.42 ± 1.15	2.71 ± 1.68	2.71 ± 0.89
FEF75%	1.58 ± 0.88	1.55 ± 0.8	1.23 ± 0.68	1.22 ± 0.66
MVV	127.97 ± 26.7	126.44 ± 27.51	106.38 ± 13.76	107.31 ± 16.29
DLCo	9.88 ± 4.68	9.78 ± 4.61	8.03 ± 4.35	7.93 ± 4.08
Specific diffusion	1.93 ± 1.31	1.92 ± 1.28	2.09 ± 1.43	2.07 ± 1.39
VA	5.56 ± 0.85	5.49 ± 0.82	4.6 ± 0.54	4.58 ± 0.52