Group	P(A-a)O₂ (mmHg)				PCO₂ (mmHg)
Group	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄
GDFT group (n = 34)	420.65 ± 13.83	482.80 ± 16.51	383.76 ± 14.80	351.62 ± 12.45	38.25 ± 3.10	38.04 ± 2.53	37.65 ± 2.61	38.46 ± 2.23
Control group (n = 33)	414.48 ± 16.25	564.72 ± 18.37	469.42 ± 14.39	427.59 ± 13.17	38.43 ± 2.87	37.87 ± 2.49	37.42 ± 2.26	38.30 ± 2.75
t	1.675	19.211	24.010	24.270	0.246	0.277	0.385	0.262
P	0.099	<0.001	<0.001	<0.001	0.806	0.783	0.701	0.794
F	F_intergroup = 1005.992, F_time = 1038.271, F_interaction = 141.772				F_intergroup = 1.520, F_time = 0.088, F_interaction = 0.084
P	P_intergroup < 0.001, P_time < 0.001, P_interaction < 0.001				P_intergroup = 0.210, P_time = 0.767, P_interaction = 0.969
Group	RI				OI
Group	T₁	T₂	T₃	T₄	T₁	T₂	T₃	T₄
GDFT group (n = 34)	0.42 ± 0.13	1.84 ± 0.42	1.23 ± 0.38	0.89 ± 0.28	480.62 ± 16.78	342.78 ± 14.59	302.56 ± 15.14	388.63 ± 13.59
Control group (n = 33)	0.46 ± 0.12	2.18 ± 0.47	1.65 ± 0.42	1.41 ± 0.32	482.34 ± 17.52	276.84 ± 13.75	258.59 ± 14.26	326.41 ± 15.22
t	1.308	3.124	4.295	7.085	0.410	19.026	12.229	17.663
P	0.196	0.003	<0.001	<0.001	0.683	<0.001	<0.001	<0.001
F	F_intergroup = 246.083, F_time = 62.838, F_interaction = 6.174				F_intergroup = 2288.705, F_time = 528.778, F_interaction = 70.320
P	P_intergroup < 0.001, P_time < 0.001, P_interaction = 0.001				P_intergroup < 0.001, P_time < 0.001, P_interaction < 0.001