Pulmonary Function Difference in Sasang Constitutional Types

Table 3

Results of the pulmonary function test among Sasang constitutional types (ANCOVA).

Variables	TE	SE	SY	P value	Post hoc
Total (with sex)	153	72	166
Number of subjects
VT, liters	0.63 ± 0.03	0.63 ± 0.04	0.67 ± 0.02	0.4283
VC, liters	4.18 ± 0.05	4.11 ± 0.07	4.26 ± 0.04	0.1140
IC, liters	2.67 ± 0.04	2.58 ± 0.06	2.69 ± 0.03	0.2174
ERV, liters	1.52 ± 0.05	1.53 ± 0.06	1.57 ± 0.04	0.6807
IRV, liters	2.04 ± 0.04	1.95 ± 0.06	2.02 ± 0.04	0.4930
FVC, liters	4.18 ± 0.05	4.13 ± 0.07	4.3 ± 0.04	0.0195
FEV1, liters	3.4 ± 0.05	3.31 ± 0.06	3.49 ± 0.04	0.0214	SY > SE
FEV1/FVC (%)	81.89 ± 0.84	80.28 ± 1.15	81.39 ± 0.68	0.5863
(mL/(kg⋅min))	41.06 ± 0.57	40.06 ± 0.79	41.56 ± 0.47	0.2009
AT (mL/(kg⋅min))	22.89 ± 0.41	23.14 ± 0.57	22.98 ± 0.34	0.9485
Exercise time (sec)	653.43 ± 7.29	618.87 ± 10.02	663.69 ± 5.95	0.0002	TE > SE, SY > SE
Male	89	26	89
Number of subjects
VT, liters	0.69 ± 0.04	0.78 ± 0.07	0.74 ± 0.03	0.4619
VC, liters	4.88 ± 0.07	4.97 ± 0.13	4.99 ± 0.07	0.5799
IC, liters	3.22 ± 0.06	3.07 ± 0.11	3.15 ± 0.05	0.5758
ERV, liters	1.67 ± 0.06	1.9 ± 0.12	1.84 ± 0.06	0.1486
IRV, liters	2.53 ± 0.06	2.29 ± 0.11	2.4 ± 0.06	0.2204
FVC, liters	4.87 ± 0.07	4.9 ± 0.12	5.06 ± 0.06	0.0930
FEV1, liters	3.95 ± 0.06	3.87 ± 0.12	4.09 ± 0.06	0.0892
FEV1/FVC (%)	81.51 ± 1.03	78.96 ± 1.86	80.93 ± 0.91	0.5394
(mL/(kg⋅min))	45.01 ± 0.79	44.2 ± 1.42	45.41 ± 0.69	0.6851
AT (mL/(kg⋅min))	24.2 ± 0.59	25.18 ± 1.06	24.49 ± 0.52	0.7638
Exercise time (sec)	701.51 ± 10.57	664.48 ± 19.1	710.7 ± 9.34	0.0636
Female	64	46	77
Number of subjects
VT, liters	0.58 ± 0.04	0.49 ± 0.04	0.58 ± 0.03	0.1555
VC, liters	3.42 ± 0.07	3.23 ± 0.07	3.46 ± 0.05	0.0271	SY > SE
IC, liters	2.06 ± 0.06	2.02 ± 0.06	2.18 ± 0.04	0.0373
ERV, liters	1.39 ± 0.06	1.2 ± 0.06	1.28 ± 0.04	0.1251
IRV, liters	1.49 ± 0.06	1.53 ± 0.07	1.6 ± 0.05	0.3310
FVC, liters	3.45 ± 0.07	3.29 ± 0.07	3.47 ± 0.05	0.0823
FEV1, liters	2.82 ± 0.07	2.68 ± 0.07	2.84 ± 0.05	0.1580
FEV1/FVC (%)	82.05 ± 1.43	81.5 ± 1.5	81.96 ± 1.05	0.9614
(mL/(kg⋅min))	37.04 ± 0.84	35.28 ± 0.89	37.35 ± 0.62	0.1232
AT (mL/(kg⋅min))	21.45 ± 0.57	21.22 ± 0.6	21.38 ± 0.42	0.9663
Exercise time (sec)	601.64 ± 9.79	566.46 ± 10.31	612.72 ± 7.17	0.0005	SY > SE

Data are presented as the mean ± standard error. value: ANCOVA test result. Data are adjusted for sex, age, height, weight, and presence of diabetes mellitus. TE: Tae-Eum, SE: So-Eum, SY: So-Yang, VT: tidal volume, VC: vital capacity, IC: inspiratory capacity, ERV: expiratory reserve volume, IRV: inspiratory reserve volume, FVC: forced vital capacity, FEV₁: forced expiratory volume in 1 sec, : maximal oxygen consumption, and AT: anaerobic threshold.