Table 4.

Presentation of foot ulcers according to the University of Texas (UT) classification

Grade	Stages	No. of patients*	Without amputation	Amputation†
Grade 0
None	Stage A	44	40	4 (1·33%)
Infection	Stage B	105	104	1 (0·33%)
Ischaemia	Stage C	6	2	4 (1·33%)
Both	Stage D	14	13	1 (0·33%)
Grade 1	Superficial wound not involving tendon, capsule or bone
None	Stage A	613	574	39 (13%)
Infection	Stage B	755	715	40 (13·33%)
Ischaemia	Stage C	32	32	0 (0%)
Both	Stage D	137	129	8 (2·67%)
Grade 2	Wound penetrating to tendon or capsule
None	Stage A	2	1	1 (0·33%)
Infection	Stage B	250	230	20 (6·67%)
Ischaemia	Stage C	19	14	5 (1·67%)
Both	Stage D	53	45	8 (2·67%)
Grade 3	Wound penetrating to bone or joint
None	Stage A	1	1	0 (0%)
Infection	Stage B	360	285	75 (25%)
Ischaemia	Stage C	12	1	3 (1%)
Both	Stage D	235	144	91 (30·33%)

^*Patients who completed the follow‐up.

^†Data presented as n (%).