Table 2.

Diagnostic Agreement Between Groups

ComparisonsAll Images κ (95% CI) (n = 60)Images With Dermatologist Responses κ (95% CI) (n = 23)Images Without Dermatologist Response κ (95% CI) (n = 37)
Social networks vs teledermatology services0.55 (0.42-0.68)0.63 (0.45-0.85)0.49 (0.33-0.68)
Twitter vs teledermatology services0.57 (0.40-0.73)0.61 (0.42-0.88)0.52 (0.32-0.78)
MedPics vs teledermatology services0.50 (0.30-0.74)0.69 (0.20-1.0)0.44 (0.24-0.72)
Social networks vs expert committee0.58 (0.46-0.72)0.63 (0.45-0.81)0.55 (0.39-0.71)
Twitter vs expert committee0.57 (0.43-0.75)0.61 (0.43-0.83)0.53 (0.32-0.78)
MedPics vs expert committee0.60 (0.41-0.84)0.69 (0.20-1.0)0.56 (0.36-0.80)