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Table 4 Estimated Kappa and sensitivity

From: Concordance of neonatal critical condition data between secondary databases: Florida and Texas birth certificate Linkage with medicaid analytic extract

State

Neonatal Critical Condition

MAX

BC

Both

Kappa

MAX Sensitivitya

BC Sensitivityb

FL

Neonatal intensive care unit admission (NICU admission)

20,548

17,524

11,185

55.7

0.64

0.54

Respiratory distress syndrome (RDS)

14,673

2,933

1,450

15.7

0.49

0.10

Seizure

1,236

85

56

8.4

0.66

0.05

Assisted ventilation (AV)

6,933

17,039

1,932

14.5

0.11

0.28

Birth injury

8,311

333

73

1.5

0.22

0.01

TX

Neonatal intensive care unit admission (NICU admission)

62,258

42,592

34,577

62.8

0.81

0.56

Respiratory distress syndrome (RDS)

17,897

3,276

2,100

18.6

0.64

0.12

Seizure

2,531

239

143

10.2

0.60

0.06

Assisted ventilation (AV)

23,311

50,969

6,900

15.8

0.14

0.30

Birth injury

11,427

312

101

1.6

0.32

0.01

  1. BC Birth Certificate, FL Florida, TX Texas, MAX: Medicaid Analytic eXtract;
  2. aAbility of MAX to capture all cases identified by BC (Cases identified by both / all cases in BC)
  3. bAbility of BC to capture all cases identified by MAX (Cases identified by both / all cases in MAX)