Dual Sensory Impairment among Community Dwelling Rural Elderly: Concern for Rehabilitation

Table 1

Mean ± standard deviation pure tone thresholds, PTA, and HFPTA in decibels hearing levels in three age groups of elderly.

Group	Age (yrs)	𝑁	Frequency (Hz) mean ± SD						PTA	HFPTA
			250	500	1000	2000	4000	8000
Young old	63.4±4.1	82	28.6±10.4	29.1±10.6	26.7±10.5	26.8±11.7	33.0±17.0	39.4±19.1	29.6±11.6	36.6±16.9
Old old	71.8±2.5	56	32.3±13.6	33.5±14.1	33.0±13.3	33.7±15.7	41.1±18.6	47.9±18.9	35.8±14.1	44.8±17.9
Oldest old	83.5±4.7	37	40.9±13.1	41.8±12.9	38.6±15.3	40.9±15.8	50.7±16.3	61.2±14.7	43.8±14.1	56.2±13.3