Table 1.
Characteristics of included studies
| Reference | Country | Study type | Cancer type | GPs, n | Patients, n |
|---|---|---|---|---|---|
| Gerbert et al (2000)24 | US | Before and after, pilot study | Non-melanoma skin cancer | 20 | 30 images of skin lesions (no contact with patients) |
| Jiwa et al (2006)35,a | UK | Mixed methods: cluster RCT and qualitative | Colorectal | 180 (8 qualitative) | 514 |
| Kidney et al (2015)25,b Kidney et al (2017)34 |
UK | Mixed methods: cross-sectional and qualitative | Colorectal | 20 practices (number of GPs not given) Qualitative: 18 GPs (+12 practice managers) | 809 |
| Logan et al (2002)26 | UK | Cluster RCT | Colorectal/gastric/oesophageal and other cancers (not specified) | 89 practices (number of GPs not given) | 431 |
| Murphy et al (2015)27,b Meyer et al (2016)30 |
US | Cluster RCT | Colorectal, prostate and lung | 72 | 733 |
| Walter et al (2012)28,b Wilson et al (2013)31 |
UK | RCT | Melanoma | 28 | 1297 |
| Winkelmann et al (2015)29 | US | Diagnostic accuracy | Melanoma | 34 | 12 images of skin lesions (no contact with patients) |
| Dikomitis et al (2015)32 | UK | Qualitative | All | 23 | n/a |
| Chiang et al (2015)33 | Australia | Qualitative simulated patient study | All | 15 | n/a |
a
Mixed-methods publication, contributing to both quantitative and qualitative synthesis.
b
Trial described in two publications. RCT = randomised controlled trial.