Table 6.

DPOAE suppression level of subjects with pSS and controls.

	Ear side	pSS(dB)	Controls(dB)	P
1 kHz, mean ± SD	Right	2.64 ± 2.12	2.60 ± 1.84	0.920
	Left	2.08 ± 2.42	2.88 ± 2.05	0.134
2 kHz, mean ± SD	Right	1.96 ± 1.90	1.97 ± 2.04	0.980
	Left	2.08 ± 2.00	1.98 ± 1.91	0.817
4 kHz, mean ± SD	Right	2.06 ± 2.01	2.06 ± 2.21	0.955
	Left	2.28 ± 1.58	1.40 ± 2.23	0.191
6 kHz, median (IQR)	Right	0.75 (0.00 to 1.70)	1.00 (0.60 to 2.30)	0.684
	Left	0.55 (–0.70 to 1.50)	1.70 (1.40 to 2.40)	0.122

*P < 0.05 (independent samples t-test), **P < 0.05 (Mann–Whitney U-test).