. Author manuscript; available in PMC: 2023 Jan 5.

Published in final edited form as: Laryngoscope. 2021 May 19;131(12):2732–2739. doi: 10.1002/lary.29627

Table III.

Statistical Summary.

	Interaction Between Time and Recovery Strategy		Main Effect of Time (Exertion)		Main Effect of Recovery Strategy
Measure	F	P	F	P	F	P
PTP 80 (cmH₂0)	0.18_3,27	.910	9.98_3,27	<.001 ^*	0.55_1,9	.478
CPP (dB)	0.25_3,27	.857	2.02_3.27	.134	2.0_1,9	.191
Maximum F0 (Hz)	0.18_3,27	.905	2.40_3,27	<.001 ^*	7.34_1,9	.096
Minimum F0 (Hz)	1.21_3,27	.324	1.90_3,27	.153	3.09_1,9	.112
Vocal effort (Borg CR10)	0.34_3,27	.795	44.5_3,27	<.001 ^*	0.34_1,9	.575
LVI (%VC)	1.03_3,27	.383	1.08_3,27	.302	0.90_1,9	.444
LVT (%VC)	0.04_3,27	.989	5.37_3,27	.005 ^*	0.22_1,9	.652
Syllables	1.02_3,27	.394	1.00_3,27	.407	1.85_1,9	.182

Indicates statistical significance (significant values in bold)

PTP = phonation threshold pressure; CPP = cepstral peak prominence; LVI = lung volume initiation; LVT = lung volume termination; %VC = percent vital capacity.