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Using AutoCAD software to measure venous leg ulcers: a reproducibility assessment study
Thaís D Eberhardt1, Suzinara B S Lima2, Luis F D Lopes2
1Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil.
Journal of Wound Care
|July 18, 2018
Summary
AutoCAD software is reliable for measuring venous leg ulcer (VLU) areas. Measurements showed excellent agreement, with greater accuracy for ulcers larger than 10 cm²
Area of Science:
- Medical technology
- Wound assessment
- Digital imaging
Background:
- Venous leg ulcers (VLUs) require accurate area measurement for effective management.
- Traditional methods of VLU measurement can be time-consuming and prone to variability.
Purpose of the Study:
- To evaluate the reproducibility of using AutoCAD software for measuring the surface area of VLUs.
- To compare measurements made by a researcher and multiple nurses using AutoCAD.
Main Methods:
- Data from 36 VLUs across 21 patients were collected, including photographic documentation.
- Wound areas were measured using AutoCAD software by a researcher and five nurses.
- Reproducibility was assessed using intraclass correlation coefficient (ICC), concordance correlation coefficient (CCC), and Bland-Altman analysis.
Main Results:
- Excellent agreement was found between measurements, with ICC at 0.98 and CCC at 0.97.
- No significant difference in measurement accuracy was observed for VLUs ≤10 cm² or >10 cm².
- A statistically significant difference (p<0.05) was noted between researcher and evaluator measurements, though agreement metrics were high.
Conclusions:
- AutoCAD software is a suitable tool for reproducible VLU area measurement.
- The software demonstrates high reliability for assessing VLU dimensions, aiding clinical practice.
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