Table 2.

Reviewed randomized controlled trials of electronic symptom reporting, by health service innovation category and patient group^a.

Patient group	Consultation support studies	Monitoring with clinician support studies	Self-management with clinician support studies	Therapy study	Total studies
Cancer	5 studies: Berry et al [44]; Boyes et al [45]; Ruland et al [46]; Ruland et al [47]; Velikova et al [48]	1 study: Kearney et al [51]	0	0	6
Respiratory and lung diseases: asthma	0	6 studies in 7 articles: Willems et al [58]; Chan et al [53] and Chan et al [52]; Guendelman et al [54]; Jan et al [55]; Prabhakaran et al [56]; Rasmussen et al [57]	1 study: van der Meer et al [67]	0	7
Respiratory and lung diseases: chronic obstructive pulmonary disease	0	2 studies in 3 articles: Lewis et al [59] (health care use) and Lewis et al [60] (quality of life); Nguyen et al [61]	1 study: Nguyen et al [68]	0	3
Respiratory and lung diseases: other	0	0	2 studies: DeVito Dabbs [65]; Yardley et al [66]	0	2
Cardiovascular diseases	0	3 studies: Carrasco et al [62]; Santamore et al [63]; Schwarz et al [64]	0	0	3
Psychiatry	1 study: Stevens et al [49]	0	4 studies: Berger et al [69]; Bergström et al [70]; Vernmark et al [71]; Oerlemans et al [72]	1 study: Wagner et al [75]	6
Diabetes	0	0	1 study in 2 articles: Williams et al [74] and Glasgow et al [73]	0	1
Mixed	1 study: Leveille et al [50]	0	0	0	1
Total studies	7	12	9	1	29

^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. References with and between them are articles that belong to the same study.