Table 1.

6 weeks recovery period disaggregated CF and threshold shifts. N – sample size.

6 Weeks	CF Shift		Percentage			Threshold Shift		Percentage
Freq Band	Up	Down	Up	Down	N	Up	Down	Up	Down
< 0.5 kHz
sm17	0	0	0.0%	0.0%	2	1	0	50.0%	0.0%
sm69	1	0	100.0%	0.0%	1	0	0	0.0%	0.0%
sm75	0	2	0.0%	20.0%	10	8	0	80.0%	0.0%
subtotal	1	2	7.7%	15.4%	13	9	0	69.2%	0.0%
0.5 – 1 kHz
sm17	4	3	12.5%	9.4%	32	18	0	56.3%	0.0%
sm69	6	2	14.6%	4.9%	41	22	0	53.7%	0.0%
sm75	25	8	58.1%	18.6%	43	24	0	55.8%	0.0%
subtotal	35	13	30.2%	11.2%	116	64	0	55.2%	0.0%
1 – 2 kHz
sm17	7	4	18.4%	10.5%	38	26	0	68.4%	0.0%
sm69	5	1	9.3%	1.9%	54	23	0	42.6%	0.0%
sm75	31	1	72.1%	2.3%	43	26	0	60.5%	0.0%
subtotal	43	6	31.9%	4.4%	135	75	0	55.6%	0.0%
2 – 4 kHz
sm17	0	1	0.0%	5.0%	20	6	0	30.0%	0.0%
sm69	0	5	0.0%	11.6%	43	11	0	25.6%	0.0%
sm75	7	1	21.9%	3.1%	32	24	0	75.0%	0.0%
subtotal	7	7	7.4%	7.4%	95	41	0	43.2%	0.0%
4 – 8 kHz
sm17	0	3	0.0%	21.4%	14	0	0	0.0%	0.0%
sm69	0	0	0.0%	0.0%	0	0	0	0.0%	0.0%
sm75	0	1	0.0%	8.3%	12	3	0	25.0%	0.0%
subtotal	0	4	0.0%	15.4%	26	3	0	11.5%	0.0%
> 8 kHz
sm17	0	0	0.0%	0.0%	0	0	0	0.0%	0.0%
sm69	0	0	0.0%	0.0%	0	0	0	0.0%	0.0%
sm75	0	0	0.0%	0.0%	0	0	0	0.0%	0.0%
subtotal	0	0	0.0%	0.0%	0	0	0	0.0%	0.0%
All Bands
total	86	32	22.3%	8.3%	385	192	0	49.9%	0.0%
Monkey
sm17	11	11	10.4%	10.4%	106	51	0	48.1%	0.0%
sm69	12	8	8.6%	5.8%	139	56	0	40.3%	0.0%
sm75	63	13	45.0%	9.3%	140	85	0	60.7%	0.0%