Table 2A.

BAMSE: Persistent asthma and/or rhinitis (with any of asthma or rhinitis at 4 yrs. and any of these two at 16 years).

Number of risk molecules at 4 yrs	Freq. %	TP	FP	TN	FN	Sensitivity, % (95% CI)	Specificity, % (95% CI)	PPV, % (95% CI)	NPV, % (95% CI)
0	69.5
1	13.0	19	7	84	55	25.7 (16.2–37.2)	92.3 (84.8–96.9)	73.1 (52.2–88.4)	60.4 (51.8–68.6)
2	8.0	14	2	84	55	20.3 (11.6–31.7)	97.7 (91.9–99.7)	87.5 (61.7–98.4)	60.4 (51.8–68.6)
3–4	9.5	18	1	84	55	24.7 (15.3–36.1)	98.8 (93.6–100.0)	94.7 (74.0–99.9)	60.4 (51.8–68.6)

TP, True Positive; FP, False Positive; TN, True Negative; FN, False Negative; PPV, Positive Predictive Value; NPV, Negative Predictive Value.