Skip to main content
. 2022 Nov 1;18(6):530–536. doi: 10.5152/iao.2022.21579

Table 2.

Resonance Frequencies and Absorbance Values of Individuals According to Groups

Frequency Group I (Mean ± SD) or (Min-Max) n = 60 Ears Group II (Mean ± SD) or (Min-Max) n = 64 Ears Control Group (Mean ± SD) or (Min-Max) n = 60 Ears P P (Post Hoc)
RF (Hz) 755 (498-1406) 761 ± 137.0 875 (447-2686) .034 b .531x
.047y
.012z
226 APAR 0.18 ± 0.06 0.17 ± 0.07 0.15 (0.06-0.38) .275b
PPAR 0.18 (0.07-0.46) 0.17 (0.08-0.35 0.15 (0.06-0.34) .225b
500 APAR 0.37 (0.13-0.95) 0.34 ± 0.13 0.34 ± 0.12 .205b
PPAR 0.41 ± 0.13 0.38 ± 0.12 0.36 ± 0.12 .124a
1000 APAR 0.65 ± 0.13 0.61 ± 0.15 0.64 ± 0.13 .287a
PPAR 0.72 (0.31-0.90) 0.65 ± 0.14 0.68 ± 0.13 .221b
2000 APAR 0.66 ± 0.15 0.58 ± 0.18 0.63 (0.01-0.95) .090b
PPAR 0.65 ± 0.15 0.60 ± 0.16 0.63 (0.10-0.95) .141b
4000 APAR 0.45 ± 0.19 0.42 ± 0.18 0.54 ± 0.18 .001a .735x
.017y
.001z
PPAR 0.45 ± 0.19 0.38 (0.09-0.95) 0.54 ± 0.18 <.001b .652x
.023y
<.001z
8000 APAR 0.45 ± 0.18 0.47 ± 0.19 0.42 ± 0.14 .187a
PPAR 0.44 ± 0.18 0.47 ± 0.18 0.41 ± 0.14 .117a
Mean APAR 0.48 ± 0.09 0.45 ± 0.10 0.49 ± 0.07 .023a .079x
.920y
.030z
PPAR 0.50 ± 0.09 0.47 ± 0.09 0.50 ± 0.07 .185a

aOne-way ANOVA; bKruskal–Wallis test; XGroup I-group II; YGroup I-control group; ZGroup II-control group.

RF, resonance frequancy; APAR, ambient pressure absorbance ratio; PPAR, peak pressure absorbance ratio; ANOVA, analysis of variance. Bold data indicates statistical significance.