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Br J Ophthalmol 85:1332-1335 doi:10.1136/bjo.85.11.1332
  • Scientific correspondence

The Rotterdam AMblyopia Screening Effectiveness Study (RAMSES): compliance and predictive value in the first 2 years

Table 6

Literature data on positive cumulative incidence, number of false positive test results, predictive value (PPV) and test sensitivity in child healthcare screening programmes for several disorders, per 1000 children

Incidence 0/00 False positives PPV Sensitivity
Phenylketonuria Verkerk 19955 0.06 0.12 0.50 0.99
Congenital hypothyreodia Verkerk 19966 0.29 1.7 0.17 0.98
Perceptive hearing impairments van Leerdam 19987 2 70 0.024 0.86
Congenital heart malformations Juttmann 19988 4 15 0.13 0.57
Idiopathic adolescent scoliosis Yawn 19999 4 42 0.05 0.54
Developmental dysplasia of the hip Boere-Boenekamp 199810 37 173 0.15 0.83
Amblyopia present paper 20–40 23 0.42 not yet known

  • ↵Based on incidence estimations from the international literature.1

  • ↵PPV calculated only for amblyopia and not for other ophthalmic disorders.

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