Skip to main content
. 2019 Apr 26;26(11):1412–1420. doi: 10.1093/jamia/ocz043

Table 2.

Technological and methodological characteristics of included publications (n = 18)

Evaluation Characteristics Data Reference(s)
Technology to measure geolocation
 GPS 5 (28) 60 , 61 , 63 , 66 , 67
 GPS + Bluetooth 2 (11) 51 , 52
 GPS + GSM Cellular Network 1 (6) 58
 GPS + GSM Cellular Network + WiFi 4 (22) 56 , 57 , 59 , 65
 GPS + GSM Cellular Network + WiFi + Bluetooth 1 (6) 62
 GSM Cellular Network 3 (17) 53–55
 WiFi 1 (6) 68
 Bluetooth 1 (6) 64
Sample frequency
 Time scale 10 (56) 51–56 , 59–61 , 65
 Space scale 1 (6) 57
 Not reported 7 (39) 58 , 62–64 , 66–68
Method to process geolocation data reported?
 Yes 11 (61) 51 , 52 , 56 , 57 , 59 , 60 , 63 , 64 , 66–68
 No 7 (39) 53–55 , 58 , 61 , 62 , 65
Additional data to geolocation collected?
 Yes 16 (89) 53–68
 No 2 (11) 51 , 52

Values are n (%).

GPS: global positioning system; GSM: Global System for Mobile communications.