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Randomized Controlled Trial
Copyright: ©Author(s) 2026.
World J Psychiatry. Oct 19, 2026; 16(10): 121582
Published online Oct 19, 2026. doi: 10.5498/wjp.121582
Table 2 Comparison of pediatric voice handicap index scores and vocal fatigue visual analogue scale scores of two groups of children before and after intervention (points), mean ± SD
Group
Time node
pVHI score (points)
Vocal fatigue VAS score (points)
Observation group (n = 60) Before intervention62.35 ± 8.427.21 ± 1.35
After intervention28.46 ± 6.15a, b2.35 ± 0.82a, b
Control group (n = 60) Before intervention61.98 ± 8.537.18 ± 1.42
After intervention42.63 ± 7.28a4.52 ± 1.05a


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