Table 1 –

Case definitions for validation.

	ICD-10CAa Diagnosis code(s)
≥10% TBSAb	T31.10-T31.99
≥20% TBSAb	T31.20-T31.99
Inhalation injury	T27.0-T27.3
TBSAb
0–10	T31.0
11–20	T31.1
21–30	T31.2
31–40	T31.3
41–50	T31.4
51–60	T31.5
61–70	T31.6
71–80	T31.7
81–90	T31.8
>90	T31.9
≥10% full-thickness TBSAb	T31.12, T31.22–23, T31.32–34, T31.42–45, T31.52–56, T31.62–67, T31.72–78, T31.82–89, T31.92–99
Burn mechanism
Flame	X00-X09
Contact	X10-X19
Electrical	W85-W87

^aICD-10CA, International Statistical Classification of Diseases and Related Health Problems, 10th revision, Canada.

^bTBSA, total body surface area.