| Search options | Results | |
|---|---|---|
| # 1 | “diabetic foot” | 2556 |
| # 2 | “diabetic foot wound” | 36 |
| # 3 | “diabetic foot sore” | 0 |
| # 4 | “diabetic foot ulcer*” | 596 |
| # 5 | “electrotherapy” | 789 |
| # 6 | “electrical stimulation” | 5478 |
| # 7 | “transcutaneous electrical stimulation” | 334 |
| # 8 |
#1 or #2 or #3 or #4 With publication year from 1990 to 2020, with Cochrane Library publication date from January 1990 to December 2020, in trials (word variations have been searched) |
2481 |
| # 9 |
#5 or #6 or #7 With publication year from 1990 to 2020, with Cochrane Library publication date from January 1990 to December 2020, in trials (word variations have been searched) |
8074 |
| # 10 | #8 or #9 | 20 |
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