Table 1 Participants sex, age, time after surgery, audiological status, and parents’ level of education
Female (%) | 41.6% |
Male (%) | 58.4% |
Age at examination Mean (min-max) | 6.1 years (3.0 – 16.4) |
Time after surgery Mean (min-max) | 2.1 years (1.8 – 3.1) |
Ventilation tube surgery more than once n (%) | 50 (56.2%) |
Audiological tests before surgery n (%) | |
Pure tone, speech or play audiometry | 45 (50.6%) |
Informal hearing tests | 6 (6.7%) |
Not hearing tested | 38 (42.7%) |
Age hearing tested Mean (min-max) | 4.9 years (1.6 – 12.7) |
Age not hearing tested | 2.8 years (0.8 – 14.4) |
Mean threshold (0.5-2 kHz) before surgery worst ear Mean (min-max) | 31.8 dBHL (10 – 83.8) |
Education above high-school level mother n (%) | 65 (73%) |
Education above high-school level father n (%) | 55 (61.8%) |