Table 2 Graded pain score analysis
From: A clinical evaluation of botulinum toxin-A injections in the temporomandibular disorder treatment
Degree | Group | Pre-treatment (n) |
|---|---|---|
No disability | Grade 0 | Absence of TMD and pain prior 6 months |
Low disability | Grade I | Low intensity; CPI < 50, DP < 3 |
Grade II | High intensity; CPI ≥ 50, DP < 3 | |
High disability | Grade III | Moderately limiting; DP 3–4 (CPI unrelated) |
Grade IV | Severely limiting; DP 5–6 (CPI unrelated) |