Table 2.
Characteristics of studies included in meta-analysis
| Study description | Equivalence indices | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean difference | Correlation | |||||||||||
| Author | Year | eMode | Design | Form | N | Population | Mean age (SD) | Time lag | Survey language | ICC | PPM | |
| Basnov et al. | 2009 | Web | C/R | SF-36 | 41 | Gynecology | 47.2 (9) | 14.7 days | Danish | ● | ||
| Bliven et al. | 2001 | PC | C/R | SF-36 | 55 | Cardiology | 51.9 | Same visit | English | ● | ● | |
| Broering et al. | 2014 | Web | C/R | SF-36 | 209 | Prostate cancer | 2–5 days | English | ● | |||
| Burke et al. | 1995 | PC | C/R | SF-36 | 138 | Psychiatry | 46 | Sequential | English | ● | ||
| Caro et al. | 2001 | Tablet | C | SF-36 | 68 | Asthma | 48 | 2 h | Quebec French | ● | ||
| Chen et al. | 2007 | PC | C/R | SF-36 | 150 | Patients and students | 30.8 | 10 min | Chinese | ● | ||
| Cunha-Miranda et al. | 2015 | PC | C | SF-36 | 120 | Rheumatology | 50.8 (11.9) | 15 min | Portuguese | ● | ● | |
| Elash et al. | 2015 | Tablet | C | SF-36 | 53 | Psoriatic arthritis | 55.6 | 45 min | English | ● | ||
| Farr et al. | 2013 | PC | C | SF-36 | 102 | Orthopedics | Hours–days | English | ● | |||
| Frennered et al. | 2010 | Web | C | SF-36 | 79 | Spine problems | 54/53 | 1–3 weeks | Swedish | ● | ● | |
| Gudbergsen et al. | 2011 | Tablet | C/R | SF-36 | 20 | Osteoarthritis | 67 (7) | 5 min | Danish | ● | ● | |
| Kongsved et al. | 2007 | PC | P/R | SF-36 | 553 | Gynecology | Not controlled | Danish | ● | |||
| Khurana et al. | 2015 | Handheld | C/R | SF-36 | 408 | Chronic disease | 55 | Same visit | English | ● | ||
| Kvien et al. | 2005 | PDA | C/R | SF-36 | 30 | Rheumatology | 61.6 | 5–7 days | ● | ● | ||
| MacKenzie et al. | 2011 | PC | C/R | SF-12 | 67 | Psoriatic arthritis | 53 | 1 h | English | ● | ● | |
| Marsh et al. | 2014 | Web | C/R | SF-12 | 53 | Arthroplasty | 69 | 1 week | English | ● | ● | |
| Naus et al. | 2009 | PC | C/R | SF-36 | 76 | Female undergraduate | 24.01 (8.36) | 10–21 days | English | ● | ● | |
| Ribeiro et al. | 2010 | PC | C | SF-36 | 50 | Immune diseases | 45.2 (15.3) | Same visit | Portuguese | ● | ||
| Richter et al. | 2008 | Tablet | C/R | SF-12 | 153 | Rheumatology | 45.7 (14.4) | Same visit | German | ● | ● | |
| Ryan et al. | 2002 | PC | C/R | SF-36 | 115 | Various | 74, 40, 16, 46 | 5 min | English | ● | ||
| Shervin et al.a | 2011 | Tablet/web | C | SF-36 | 66 | Osteoarthritis | 63 | Not controlled | English | |||
| Tiplady et al. | 2010 | PDA | C/R | SF-12 | 43 | Rheumatology | 57 | 45 min | English | ● | ||
| Waehrens et al. | 2015 | Tablet | C | SF-36 | 20 | Fibromyalgia | 47.8 (11) | 5 min | Danish | ● | ● | |
| Whitehead et al. | 2011 | PC | P/R | SF-12 | 1034 | Mental health | 24.07(8.5) | Not applicable | English | ● | ||
| Wilson et al. | 2002 | PC | C | SF-36 | 80 | Rheumatology | 50 (14.7)/43 (12) | Same visit | English | ● | ||
Empty cells indicate that data were not reported for that characteristic
C crossover, ICC intraclass correlation, P parallel, PPM Pearson product moment, PC personal computer, R randomized, SD standard deviation
aUsed Spearman’s Rho as measure of agreement