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Table 1 Estimated bandwidths [m] and nearest neighborhood ratios (NN-ratio)

From: Comparing adaptive and fixed bandwidth-based kernel density estimates in spatial cancer epidemiology

 

N

Fixed bandwidth

Adaptive bandwidth

Nearest Neighbour ratio

Cancer type

N f   = N g

OS h(pooled)

LSCV h(f)

LSCV h(g)

OS’ h(pooled)

f(NN_ratio)

g(NN_ratio)

Lung cancer (male)

4826

6802.04

918.08

637.53

7635.04

0.36

0.47

Lung cancer (female)

1189

8753.08

1008.07

873.61

9825.00

0.41

0.55

Breast cancer (female)

5628

6881.42

840.50

566.05

7724.13

0.35

0.46

Prostate cancer

2926

7839.94

713.21

713.50

8800.03

0.40

0.39

Cancer all (male)

20213

5438.46

522.82

530.88

6104.47

0.32

0.42

Cancer all (female)

18019

5642.10

564.36

529.21

6333.01

0.30

0.42

  1. ‘Pooled’ refers to entire sample, ‘f’ refers to cases and ‘g’ refers to control sample.