| Authors/Year | Country | Design | Main Type of Telehealth | Main Chronic Illness | # of Chronic Illness | Type of Measure | % Non-White | % Female | Urban/ Rural | Age (mean) | Weeks of Telehealth | Results |
| Kim, Kim et al. 2006 [19] | South Korea | Quasi 1 group pre post | Async | Diabetes | 1 | Adherence, Efficacy |
| 57.60 | Urban | 43.5 | 12.00 | Positive |
| Sarkar, Handley et al. 2008 [20] | USA | Quasi 1 group pre post | Mixed | Diabetes | 2 | Safety |
| 65.00 |
| 55.3 | 36.00 | Positive |
| Fursse, Clarke et al. 2008 [21] | UK | OBS 1 group | RPM | MCC | 4 | Efficacy, Quality |
| 58.60 | Rural | 70 | 12.00 | Positive |
| Hamar, Wells et al. 2010 [22] | Germany | Quasi 1 group pre post | Sync | MCC | 4 | Quality, Utilization |
| 50.80 | Urban | 71.2 | 52.00 | Positive |