Table 1. Sensitivity of Methods 1 and 2 (CI – confidence interval).
| Method | Sensitivity |
| Method 1 (a &B channels) | 71.8 % (95 %CI [9.5 %-74.0 %]) |
| Method 1 (a-channel) | 68.8 % (95 %CI [66.7 %-71.0 %]) |
| Method 2 (a-channel) | 69.8 % (95 %CI [67.7 %-72.2 %]) |
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