Physiotherapy
Pain Disability Index (PDI for Chronic Pain)
Measures the impact of chronic pain on 7 essential daily life activities and functional disability (0-70).
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Parameters
Pain Disability Index (PDI for Chronic Pain) Result
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Formula
PDI Total (0-70) = Sum of 7 domain ratings (Family + Recreation + Social + Occupation + Sexual + Self-Care + Life Support)Clinical Pearls
Widely used in clinical trials and pain centers to track therapeutic response to spinal injections, physical therapy, and functional restoration programs.
Limitations
Self-reported subjective measure; can be influenced by secondary gain or concurrent major depressive disorder.