Table I. Socio-demographic characteristics of the subjects and audiometric derived measure of hearing thresholds (PTA) in HL and NH groups.
| NH (n = 109) | HI (n = 94) | Statistics | df | p | |
| Sex | |||||
| Male | 48 (44.0%) | 41 (43.6%) | Χ2 = 0.004 | 1 | 0.95 |
| Female | 61 (56.0%) | 53 (56.4%) | |||
| Age (yrs) Mean (SD) |
47.8 (10.0) | 50.7 (10.7) | t = -1.7 | 201 | 0.09 |
| Education (yrs) Mean (SD) |
10.4 (4.1) | 9.5 (4.2) | t = 1.4 | 201 | 0.15 |
| Occupation | |||||
| Professional | 53 (48.6%) | 47 (50%) | Χ2 = 0.038 | 1 | 0.84 |
| Non-professional | 56 (51.4%) | 47 (50%) | |||
| Marital status | |||||
| Married | 69 (63.3%) | 60 (63.8%) | Χ2 = 0.06 | 1 | 0.94 |
| Single | 40 (36.7%) | 34 (36.2%) | |||
| PTA (dB HL) Mean (SD) |
15.3 (3.7) | 44.1 (10.9) | t = -25.8 | 201 | 0.005 |