Table 2 Total number of samples submitted for Tropheryma whipplei PCR testing, number of positive samples, and percent positivity from 2012 to 2016 in Canada
Sample type | 2012 | 2013 | 2014 | 2015 | 2016 | Totals | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. Samples | No. Pos | % Pos | No. Samples | No. Pos | % Pos | No. Samples | No. Pos | % Pos | No. Samples | No. Pos | % Pos | No. Samples | No. Pos | % Pos | No. Samples | # Pos | % Pos | |
GI tract* | 30 | 7 | 23.33 | 26 | 2 | 7.69 | 32 | 3 | 9.38 | 42 | 5 | 11.90 | 32 | 5 | 15.63 | 162 | 22 | 13.58 |
Cardiac | 3 | 0 | 0.00 | 2 | 0 | 0.00 | 3 | 1 | 33.33 | 5 | 1 | 20.00 | 10 | 1 | 10.00 | 23 | 3 | 13.04 |
Lymph node | 4 | 1 | 25.00 | 6 | 1 | 16.67 | 3 | 0 | 0.00 | 0 | 0 | 0.00 | 7 | 0 | 0.00 | 20 | 2 | 10.00 |
Brain | 2 | 0 | 0.00 | 1 | 0 | 0.00 | 1 | 0 | 0.00 | 2 | 0 | 0.00 | 6 | 0 | 0.00 | 12 | 0 | 0.00 |
Other tissue | 9 | 0 | 0.00 | 6 | 1 | 16.67 | 6 | 0 | 0.00 | 8 | 1 | 12.50 | 16 | 1 | 6.25 | 45 | 3 | 6.67 |
Blood | 57 | 0 | 0.00 | 85 | 2 | 2.35 | 102 | 3 | 2.94 | 101 | 2 | 1.98 | 104 | 1 | 0.96 | 449 | 8 | 1.78 |
CSF | 41 | 0 | 0.00 | 63 | 2 | 3.17 | 54 | 0 | 0.00 | 76 | 2 | 2.63 | 102 | 0 | 0.00 | 336 | 4 | 1.19 |
Other fluid | 4 | 0 | 0.00 | 1 | 0 | 0.00 | 0 | 0 | 0.00 | 0 | 0 | 0.00 | 5 | 0 | 0.00 | 10 | 0 | 0.00 |
Total | 150 | 8 | 5.33 | 190 | 8 | 4.21 | 201 | 7 | 3.48 | 234 | 11 | 4.70 | 282 | 8 | 2.84 | 1057 | 42 | 3.97 |
# Positive patients** | 6 | 6 | 5 | 9 | 8 | |||||||||||||