Table 5. Performance and transferability of the influenza detection systems.
Discrimination | Time Delay | BCDIH at IH [Local BCD] | BCDIH transferred to UPMC | BCDIH transferred with relearning | BCDUPMC at UPMC [Local BCD] | BCDUPMC transferred to IH | BCDUPMC transferred with relearning |
---|---|---|---|---|---|---|---|
influenza vs. non-influenza | Day 0 | 0.74 (0.73,0.76) | 0.80 (0.78,0.82) | 0.77 (0.75,0.8) | 0.80 (0.78,0.82) | 0.65 (0.63,0.67) | 0.74 (0.73,0.76) |
Day 1 | 0.92 (0.91,0.93) | 0.83 (0.8,0.85) | 0.83 (0.8,0.85) | 0.90 (0.89,0.92) | 0.92 (0.91,0.93) | 0.93 (0.92,0.93) | |
Day 2 | 0.92 (0.92,0.93) | 0.82 (0.79,0.84) | 0.82 (0.79,0.84) | 0.93 (0.92,0.94) | 0.93 (0.92,0.94) | 0.93 (0.92,0.94) | |
Day 3 | 0.93 (0.92,0.93) | 0.83 (0.8,0.85) | 0.82 (0.79,0.84) | 0.94 (0.93,0.95) | 0.93 (0.93,0.94) | 0.93 (0.92,0.94) | |
Day 4 | 0.93 (0.92,0.94) | 0.84 (0.81,0.87) | 0.83 (0.8,0.85) | 0.94 (0.93,0.96) | 0.93 (0.93,0.94) | 0.93 (0.93,0.94) | |
Day 5 | 0.93 (0.92,0.94) | 0.85 (0.82,0.87) | 0.83 (0.8,0.85) | 0.95 (0.93,0.96) | 0.93 (0.93,0.94) | 0.93 (0.93,0.94) | |
Day 6 | 0.93 (0.92,0.94) | 0.86 (0.83,0.88) | 0.83 (0.81,0.86) | 0.95 (0.94,0.96) | 0.94 (0.93,0.94) | 0.93 (0.93,0.94) | |
No-delay | 0.93 (0.92,0.94) | 0.87 (0.85,0.89) | 0.84 (0.82,0.87) | 0.95 (0.94,0.97) | 0.94 (0.93,0.94) | 0.94 (0.93,0.94) | |
influenza vs. NI-ILI | Day 0 | 0.48 (0.46,0.50) | 0.54 (0.51,0.58) | 0.65 (0.62,0.68) | 0.65 (0.62,0.68) | 0.63 (0.61,0.65) | 0.52 (0.49,0.54) |
Day 1 | 0.67 (0.65,0.70) | 0.57 (0.54,0.61) | 0.65 (0.62,0.68) | 0.70 (0.67,0.74) | 0.74 (0.71,0.76) | 0.73 (0.71,0.75) | |
Day 2 | 0.68 (0.66,0.71) | 0.57 (0.54,0.61) | 0.63 (0.6,0.67) | 0.73 (0.7,0.76) | 0.74 (0.72,0.77) | 0.74 (0.72,0.76) | |
Day 3 | 0.68 (0.66,0.71) | 0.59 (0.55,0.62) | 0.63 (0.59,0.66) | 0.75 (0.71,0.78) | 0.75 (0.73,0.77) | 0.74 (0.72,0.76) | |
Day 4 | 0.69 (0.67,0.71) | 0.60 (0.56,0.64) | 0.63 (0.6,0.67) | 0.75 (0.72,0.78) | 0.75 (0.73,0.77) | 0.74 (0.72,0.76) | |
Day 5 | 0.69 (0.67,0.71) | 0.60 (0.57,0.64) | 0.63 (0.6,0.67) | 0.75 (0.72,0.78) | 0.75 (0.72,0.77) | 0.74 (0.72,0.76) | |
Day 6 | 0.69 (0.67,0.71) | 0.61 (0.58,0.65) | 0.64 (0.61,0.67) | 0.75 (0.72,0.79) | 0.75 (0.73,0.77) | 0.74 (0.72,0.76) | |
No-delay | 0.70 (0.67,0.72) | 0.62 (0.59,0.66) | 0.65 (0.62,0.69) | 0.77 (0.74,0.80) | 0.75 (0.73,0.77) | 0.75 (0.73,0.77) |
Parentheses indicate the 95% C.I.s for the areas under the ROC curves.