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Table 5 Reliability of top Type 1 (without domains) and Type 2 (with domains) Marker in predicting MH status

From: Access to after-hours primary care: a key determinant of children’s medical home status

Marker Items in marker Specificity Sensitivity PPV NPV Efficiency Kappa Positive rate a
Type 1 without domain
 2-item (ACC1, ACC2) 0.86 0.71 0.76 0.83 0.79 0.58 0.41
 3-item (ACC1, ACC2, ACC4) 0.87 0.73 0.77 0.85 0.80 0.61 0.43
 4-item (ACC1, ACC2, ACC3, ACC4) b 0.84 1.00 0.85 1.00 0.92 0.83 0.57
Type 2 with domain
 4-item (ACC1, FAM5, CPR6, CPA1) 0.89 0.72 0.86 0.77 0.80 0.61 0.41
 7-item (ACC2, ACC4, FAM1, FAM5, CPR6, CPR8, CPA1) 0.75 0.85 0.76 0.84 0.80 0.60 0.55
  1. a This is the proportion of patients having positive status for a marker
  2. b This 4-item marker includes exactly all the items in the accessibility domain
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