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. Author manuscript; available in PMC: 2017 Nov 5.

Published in final edited form as: J Cyst Fibros. 2017 Apr 29;16(5):573–578. doi: 10.1016/j.jcf.2017.04.011

Table 4.

Quantitative comparison of high vs low confidence tracings.

	CF			Non-CF			Indeterminate
	High (±SD) mV	Low (±SD) mV	P-Value	High (±SD) mV	Low (±SD) mV	P-Value	High (±SD) mV	Low (±SD) mV	P-Value
Ringer’s	−35.6 (16.6)	−27.0 (15.6)	0.005	−15.5 (7.7)	−10.1 (6.3)	0.001	−14.1 (4.4)	−13.9 (4.4)	NS
Δ_Amiloride	21.3 (11.2)	16.6 (10.1)	< 0.05	9.6 (5.5)	5.8 (4.2)	0.001	5.7 (2.3)	5.2 (2.1)	NS
Δ_{Cl-free + Isoproterenol}	3.8 (5.0)	0.2 (5.7)	0.001	−19.1 (9.3)	−17.4 (10.1)	NS	−5.1 (2.6)	−4.6 (2.6)	NS

NS = Not Significant.