Table 1 Percentile, median, and geometric means of JCV genome copies in PML autopsy and biopsy brain samples

Sample number

115

41

74

25% Percentile

197

17.75

699

Median

2680

572

4115

75% Percentile

13,900

10,025

19,050

10% Percentile

19.6

2.012

89

90% Percentile

49,960

41,420

54,100

Geometric mean

1445

350.1

3171

Geometric SD factor

21.54

44.22

9.554

Lower 95% CI of geo. mean

819.8

105.9

1880

Upper 95% CI of geo. mean

2548

1158

5349