Table 2.

Effects reported in consultation support randomized controlled trials of acceptable quality of electronic symptom reporting, in alphabetic order of first author^a.

Article	Primary outcome	Intervention hypothesis relative to control	Number at randomizationb			Within-group pre–post changeb			Between-group pre–post changeb,c		Hypothesis confirmed?
			C	I1	I2	C	I1	I2	C-I1	C-I2
Leveille et al [40]	Number of patients discussing chronic condition with physician during consultation	Superior	120	121	NAd	–80.5%	–84.9%	NA	4.4% P = .37	NA	No
Ruland et al [36]	Congruence (weighted) between patients’ preconsultation-reported health issues and issues discussed in consultation	Superior	25	27	NA	–12.8	–33	NA	20.2 P < .01	NA	Yes
Ruland et al [37]	Number of patients’ symptoms and problems addressed by physicians as documented in inpatients’ records	Superior	70	75	NA	–7.9	–10	NA	2.1 P < .001	NA	Yes
Velikova et al [38]	Health-related quality of life, functional assessment of cancer	Superior	72	144	70	NRe	NR	NR	–0.02 P = .3	NR	No

^a Articles were identified in a comprehensive search in Medline, EMBASE, PsycINFO, Cochrane Central Register of Controlled Trials, and IEEE Xplore from 1990 to November 2011, and were published in the time period 2002–2011.

^b C = control group, I1 = intervention group 1, I2 = intervention group 2.

^c P values for difference between groups.

^d Not applicable.

^e Not reported.