Table 4.

Table 4 Sensitivity and Specificity Rate Ratios: Self-Report Tool vs. ED Chief Complaints and Diagnostic Codes

Disease category	Sensitivities		Specificities
	Ratio (95% CI) for Self-Report Tool and ED chief complaint	Ratio (95% CI) for Self-Report Tool and diagnostic code	Ratio (95% CI) for Self-Report Tool and ED chief complaint	Ratio (95% CI) for Self-Report Tool and diagnostic code
Fever	1.90 (1.67–2.17)	4.42 (3.45–5.68)	0.90 (0.87–0.92)	0.88 (0.86–0.91)
Respiratory	2.10 (1.81–2.44)	1.70 (1.49–1.93)	0.86 (0.83–0.90)	0.85 (0.82–0.88)
Gastrointestinal	1.10 (1.00–1.20)	1.15 (1.04–1.27)	0.96 (0.93–0.98)	0.93 (0.91–0.95)
Dermatologic	2.23 (1.56–3.17)	2.02 (1.42–2.87)	0.87 (0.85–0.90)	0.87 (0.85–0.90)
Neurological	1.27 (0.95–1.70)	1.15 (0.85–1.56)	0.90 (0.88–0.93)	0.90 (0.88–0.92)
Allergic	1.80 (0.94–3.46)	N/A	0.99 (0.98–1.00)	0.99 (0.98–1.00)
Injury	1.16 (1.08–1.24)	1.06 (1.01–1.11)	0.97 (0.96–0.99)	0.98 (0.96–1.00)
Other	1.14 (0.98–1.33)	0.95 (0.83–1.09)	0.97 (0.93–1.01)	1.06 (1.01–1.12)