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. 2025 Aug 25;16:1580308. doi: 10.3389/fphys.2025.1580308

TABLE 4.

Intergroup comparison of cardiopulmonary exercise test indexes.

Intergroup comparison		FVC%Pred (%)		FEV1%Pred (%)		FEV1/FVC(%)		VO_2AT%Pred (%)
Intergroup comparison		Mean difference	P	H	P	H	P	H	P
control	OB	11.280	0.003	19.580	0.042	16.794	0.104	1.525	1.000
control	OB- severe OSAS	11.141	0.002	13.777	0.207	17.041	0.073	29.103	<0.001
OB	OB- severe OSAS	−0.138	0.968	−5.803	1.000	0.247	1.000	27.578	0.001

Intergroup comparison		VO_2AT/kg (mL/min/kg)		VO_2peak%Pred (%)		VO_2peak/kg (mL/min/kg)		HR_max (beat/min)
Intergroup comparison		H	P	Mean difference	P	H	P	Mean difference	P
control	OB	33.914	<0.001	7.078	0.035	46.207	<0.001	11.240	0.004
control	OB- severe OSAS	43.814	<0.001	14.139	<0.001	43.640	<0.001	22.812	<0.001
OB	OB- severe OSAS	7.900	0.855	−7.061	0.024	−2.567	1.000	11.572	0.001

Intergroup comparison		HR_max%Pred (%)		HRr		VO₂/HR_max (ml/beat)		VO₂/HR_max%Pred (%)
Intergroup comparison		Mean difference	P	H	P	H	P	H	P
control	OB	9.715	<0.001	16.711	0.108	−12.975	0.310	29.758	0.001
control	OB- severe OSAS	11.687	<0.001	23.441	0.006	−23.897	0.005	41.024	<0.001
OB	OB- severe OSAS	1.972	0.316	6.731	1.000	−10.922	0.418	11.267	0.382

Intergroup comparison		WR_max%Pred (%)		VE_max%Pred (%)
Intergroup comparison		Mean difference	P	Mean difference	P
control	OB	12.558	<0.001	18.422	<0.001
control	OB- severe OSAS	17.075	<0.001	21.016	<0.001
OB	OB- severe OSAS	4.517	0.111	2.594	0.472