Table 2

Predictor and outcome data in the development studies (Abbott, Crawford, Monteiro-Soares, Pham)16–19 and validation study (Leese)10 20

StudyN in study% (n) insensitive to monofilament% (n) missing at least one foot pulse% (n) with previous ulcer or amputation% (n) with ulcer outcome at 2 years% (n) with complete data
Abbott660319.4 (1278)29.6 (1957)4.7 (312)4.4 (291)98.1 (6478)
Crawford119322.3 (266)18.8 (224)7.2 (86)1.9 (23)98.5 (1175)
Monteiro-Soares36046.1 (166)20.3 (73)38.1 (137)14.4 (52)100 (360)
Pham24874.6 (185)14.5 (36)71.4 (177)27.8 (69)97.6 (242)
All development studies840422.5 (1895)27.2 (2290)8.5 (712)5.2 (435)98.2 (8255)
Leese341220.7 (707)14.0 (478)5.7 (196)3.9 (133)97.4 (3324)