Question/statement | Specialist responses | n (%) |
Do you currently use HBOT for treating lower limb ulcers? | Vascular surgeons (n=61) | |
Yes | 31 (31) | |
No | 30 (30) | |
Podiatrists (n=40) | ||
Yes | 6 (6) | |
No | 34 (34) | |
If you use HBOT for lower limb ulcers, how do you select patients for treatment? (select all that apply) | Transcutaneous oxygen pressure | 19 (51) |
Not suited to other therapies | 9 (24) | |
Lack of response to other therapies | 22 (60) | |
I use HBOT for lower limb ulcers based on: (select all that apply) | TcPO2 level less than 20 mm Hg | 8 (22) |
TcPO2 level less than 40 mm Hg | 12 (32) | |
TcPO2 level less than 50 mm Hg | 4 (11) | |
Another TcPO2 level to that described above | 3 (8.1) | |
Not healing after a period of other therapy for 4 weeks | 6 (16) | |
Not healing after a period of other therapy for 8 weeks | 9 (24) | |
Not healing after a period of other therapy for 12 weeks | 13 (35) | |
Not healing after a period of other therapy for 6 months | 9 (24) | |
Not healing after a period of other therapy for >6 months | 10 (27) | |
Lack of response to wound debridement | 13 (35) | |
Lack of response to negative pressure wound therapy | 14 (38) | |
Lack of response to regular wound dressings | 18 (49) | |
Lack of response to pressure off-loading | 16 (43) | |
Lack of response to revascularization | 30 (81) | |
Oxygen challenge test with increased TcPO2 to >100 mm Hg in the chamber | 11 (30) |
HBOT, hyperbaric oxygen therapy; TcPO2, transcutaneous oxygen pressure.