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Table 4 Summary of the local cluster test results for female lung cancer for both risk magnitudes, by census tract level

From: Detecting cancer clusters in a regional population with local cluster tests and Bayesian smoothing methods: a simulation study

     Urban cluster Rural cluster
  Test   Parameter TP FP FN DR Sp PPV LR+ TP FP FN DR Sp PPV LR+
RR = 2 Besag & Newell k = 5 Mean 5 24 32 0.14 0.99 0.09 13.41 0 23 6 0.04 0.99 0.01 5.12
   CI [95%] 0-19 6-50 18-37 0-0.51 0.97-1 0-0.33 0-66.4 0-3 6-50 3-6 0-0.5 0.97-1 0-0.08 0-43
  k = 10 Mean 10 42 27 0.27 0.98 0.19 16.36 0 40 6 0.05 0.98 0.01 3.44
   CI [95%] 0-31 6-99 5-37 0-0.86 0.94-1 0-0.6 0-74.7 0-4 3-114 2-6 0-0.67 0.94-1 0-0.08 0-25
  k = 13 Mean 12 49 25 0.32 0.97 0.18 16.55 0 45 6 0.05 0.98 0.01 3.65
   CI [95%] 0-35 6-120 2-37 0-0.95 0.94-1 0-0.51 0-71 0-4 3-114 2-6 0-0.67 0.94-1 0-0.07 0-24.7
Kulldorff spatial scan   Mean 14 117 23 0.38 0.94 0.14 10.3 1 98 6 0.14 0.95 0.01 4.6
statistic   CI [95%] 0-37 13-625 0-37 0-1 0.62-1 0-0.47 0-46.2 0-6 11-429 5-6 0-1 0.78-1 0-0.12 0-44.9
Local Moran’s I   Mean 4 38 33 0.10 0.98 0.09 5.64 0 41 6 0.00 0.99 0 0
    CI [95%] 0-10 24-51 27-33 0-0.27 0.97-0.99 0-0.25 0-17.5 0-0 26-55 6-6 0-0 0.97-0.99 0-0 0-0
RR = 4 Besag & Newell k = 5 Mean 23 26 14 0.61 0.99 0.23 56.27 1 25 5 0.17 0.99 0.02 15.04
   CI [95%] 7-34 8-53 3-30 0.19-0.92 0.97-1 0.08-0.42 10.7-163 0-4 7-53 2-6 0-0.67 0.97-1 0-0.15 0-82.4
  k = 10 Mean 32 53 5 0.87 0.97 0.41 40.92 1 43 5 0.176 0.98 0.02 8.61
   CI [95%] 16-37 13-113 0-20 0.46-1 0.94-1 0.2-0.7 14.2-122.7 0-5 7-105 1-6 0-0.83 0.95-1 0-0.13 0-61.8
  k = 13 Mean 34 63 3 0.93 0.97 0.37 33.86 2 52 5 0.16 0.97 0.02 5.6
   CI [95%] 18-37 17-141 0-18 0.51-1 0.93-0.99 0.19-0.65 11.8-98.7 0-6 5-133 0-6 0-0.83 0.93-1 0-0.1 0-36.6
Kulldorff spatial scan   Mean 37 264 0 0.99 0.86 0.19 13.6 0 109 6 0.06 0.94 0.00 1.6
statistic   CI [95%] 31-37 36-873 0-5 0.84-1 0.55-0.98 0.04-0.45 2.2-43.2 0-1 14-441 5-6 0-0.17 0.72-0.99 0-0.03 0-11.4
Local Moran’s I   Mean 13 34 24 0.35 0.98 0.28 21.54 0 40 6 0.00 0.98 0.00 0.0
    CI [95%] 4-21 20-49 16-33 0.11-0.57 0.97-0.99 0.11-0.45 6.2-43.5 0-0 27-54 6-6 0-0 0.97-0.99 0-0 0-0