Table 4.

Performance of the all-inclusive models on each individual day of illness, from Day2 to Day7

	Performance
	Accuracy	Sens.	Spec.	PPV	NPV
Day 2 (56 primary vs 55 secondary dengue)
Panbio Indirect IgG	0.86	0.91	0.80	0.82	0.90
In-house capture IgG	0.76	0.87	0.64	0.71	0.84
In-house capture IgM/IgG ratio	0.80	0.78	0.82	0.81	0.79
Day 3 (102 primary vs 135 secondary dengue)
Panbio Indirect IgG	0.86	0.86	0.86	0.89	0.82
In-house capture IgG	0.83	0.81	0.85	0.88	0.77
In-house capture IgM/IgG ratio	0.80	0.79	0.80	0.84	0.75
Day 4 (102 primary vs 136 secondary dengue)
Panbio Indirect IgG	0.86	0.86	0.90	0.80	0.85
In-house capture IgG	0.85	0.89	0.80	0.86	0.85
In-house capture IgM/IgG ratio	0.82	0.87	0.77	0.83	0.81
Day 5 (101 primary vs 140 secondary dengue)
Panbio Indirect IgG	0.87	0.94	0.77	0.85	0.90
In-house capture IgG	0.85	0.94	0.73	0.83	0.89
In-house capture IgM/IgG ratio	0.86	0.89	0.81	0.87	0.84
Day 6 (98 primary vs 116 secondary dengue)
Panbio Indirect IgG	0.84	0.93	0.72	0.80	0.90
In-house capture IgG	0.81	0.94	0.66	0.77	0.90
In-house capture IgM/IgG ratio	0.85	0.91	0.79	0.83	0.88
Day 7 (82 primary vs 91 secondary dengue)
Panbio Indirect IgG	0.79	0.74	0.84	0.84	0.74
In-house capture IgG	0.80	0.93	0.66	0.75	0.90
In-house capture IgM/IgG ratio	0.83	0.96	0.68	0.77	0.93