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. 2023 Jun 12;11:1170860. doi: 10.3389/fped.2023.1170860

Table 3.

Indexes comparison between the young-age group and elder group before and after treatment in the observation group.

Indexes	Before treatment				After treatment
	Young-age group	Elder group	Z/t	P	Young-age group	Elder group	Z/t	P
	n = 26	n = 45	Z/t	P	n = 26	n = 45	Z/t	P
ACT	14.50 (11.75–15.00)	13.00 (10.00–17.00)	0.541	0.588	24.50 (20.00–27.00)	26.00 (20.00–27.00)	0.416	0.677
VAS	3.5 (3–5.25)	4 (2–6)	0.446	0.656	0.00 (0–1)	0 (0–1)	0.43	0.667
FVC	87.6 (80.00–99.25)	90.3 (83.95–95.40)	0.173	0.863	105.84 ± 9.67	102.99 ± 13.33	0.133	0.343^a
FEV	91.0 (79.88–100.88)	88.70 (81.50–96.45)	1.307	0.191	108.37 ± 12.13	104.30 ± 13.10	1.296	0.199^a
FEF	92.52 ± 9.32	91.61 ± 14.97	0.318	0.752^a	108.48 ± 9.15	104.84 ± 14.68	1.285	0.203^a
FEF75	59.51 ± 22.19	55.58 ± 17.05	0.838	0.405^a	90.21 ± 26.06	90.47 ± 23.35	0.043	0.966^a
FEF50	68.62 ± 14.96	66.76 ± 16.05	0.48	0.633^a	95.90 ± 21.16	90.98 ± 19.41	0.996	0.323^a
FEF25	70.45 (60.58–81.15)	65.30 (49.20–75.55)	1.826	0.068	101.35 (88.60–107.55)	97.60 (81.20–106.75)	1.021	0.307
MMEF75/MMEF25	68.28 ± 15.89	61.82 ± 16.40	1.617	0.110^a	97.10 (87.43–109.65)	91.70 (69.65–101.40)	1.414	0.157
FeNO	29.00 (23.00–48.25)	33.00 (26.00–45.00)	0.836	0.403	15.50 (10.00–27.25)	16.00 (12.00–24.00)	0.078	0.938

VAS, visual analog scale; FeNO, nitric oxide.

^{^a}

Student't-test. Mann–Whitney U-test is used for the rest.