TABLE 2.

Area under the ROC curves for discrimination between study phase and groups

Sensor	Healthy Pre vs. post	Asthma Pre vs. post	Pre Healthy vs. asthma	Post Healthy vs. asthma
1	0.67 (CI: 0.44–0.90)	0.76 (CI: 0.55–0.96)	0.82 (CI: 0.65–0.99)	0.54 (CI: 0.27–0.81)
3	0.69 (CI: 0.46–0.92)	0.51 (CI: 0.26–0.76)	0.63 (CI: 0.39–0.87)	0.74 (CI: 0.52–0.95)
4	0.64 (CI: 0.40–0.88)	0.67 (CI: 0.43–0.91)	0.61 (CI: 0.37–0.85)	0.52 (CI: 0.27–0.77)
5	0.82 (CI: 0.65–0.99)	0.97 (CI: 0.91–1.00)	0.62 (CI: 0.39–0.86)	0.94 (CI: 0.83–1.00)
6	0.53 (CI: 0.28–0.78)	0.77 (CI: 0.57–0.97)	0.59 (CI: 0.34–0.84)	0.81 (CI: 0.64–0.99)
7	0.71 (CI: 0.49–0.92)	0.56 (CI: 0.32–0.81)	0.71 (CI: 0.49–0.93)	0.88 (CI: 0.74–1.00)

The area under receiver operating characteristic curve (AUROCC) for discrimination between pre‐ and post‐challenge, as well as healthy and asthma, using mean sensor deviations. Numbers in bold are AUROCC >0.80; CI, 95% confidence interval.