Table 1 Probabilities of events related to the four-stage test procedure
Name | Description | Mean (95% CI) | Source |
|---|---|---|---|
p_Ltfu1_t | Probability of loss to follow-up before the initial hearing screening test with tracking | 0.045 (0.043; 0.047) | Pilot project ‘newborn auditory screening’ [8] |
p_Ltfu1_nt | Probability of loss to follow-up before the initial hearing screening test without tracking | 0.053 (0.051; 0.055) | Pilot project ‘newborn auditory screening’ [8] |
p_Ltfu2_t | Probability of loss to follow-up before 2nd test with tracking | 0.07 (0.057; 0.084) | Data from the state-wide screening programme for 2010 |
p_Ltfu2_nt | Probability of loss to follow-up before 2nd test without tracking | 0.51 (0.497; 0.524) | Data from the state-wide screening programme for 2010 |
p_Ltfu3_t | Probability of loss to follow-up before 3rd test with tracking | 0.08 (0.048; 0.117) | Data from the state-wide screening programme for 2010 |
p_Ltfu3_nt | Probability of loss to follow-up before 3rd test without tracking | 0.29 (0.256; 0.325) | Data from the state-wide screening programme for 2010 |
p_Ltfu4_t | Probability of loss to follow-up before 4th test with tracking | 0.07 (0.027; 0.133) | Data from the state-wide screening programme for 2010 |
p_Ltfu4_nt | Probability of loss to follow-up before 4th test without tracking | 0.18 (0.133; 0.239) | Data from the state-wide screening programme for 2010 |
p_fail_1st_test | Probability of failing the initial hearing screening test bilaterally | 0.006 (0.005; 0.007) | Pilot project ‘newborn auditory screening’ [8] |
p_fail_2nd_test | Probability of failing the 2nd test bilaterally | 0.202 (0.167; 0.241) | Pilot project ‘newborn auditory screening’* |
p_fail_3rd_test | Probability of failing the 3rd test bilaterally | 0.627 (0.512; 0.739) | Pilot project ‘newborn auditory screening’* |
p_fail_4th_test | Probability of failing the 4th test bilaterally | 0.609 (0.400; 0.785) | Pilot project ‘newborn auditory screening’* |
p_diagnosis_after_2nd_test | Probability of diagnosis after 2nd test | 0.11 (0.073; 0.159) | Data from the state-wide screening programme for 2010 |
p_diagnosis_after_3rd_test | Probability of diagnosis after 3rd test | 0.36 (0.261; 0.460) | Data from the state-wide screening programme for 2010 |