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. 2008 Nov 18;10(5):e40. doi: 10.2196/jmir.993

Table 5.

Exposure by condition (IQR: Intraquartile Range)

	Number of Visits				Duration of Visits (minutes)
	Mean	SD	Median	IQR	Mean	SD	Median	IQR
QSN	2.14^a	3.66	1.00	1 (1-2)	18.04^b	22.18	10.00	19 (5-24)
Active Lives	1.74	2.43	1.00	1 (1-2)	14.02	17.09	11.00	11 (6-17)

^aBetween-condition comparison: P = .001.

^bBetween-condition comparison: P < .001.