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Superficial heat or cold for low back pain
S D French1, M Cameron, B F Walker
1Monash Institute of Health Services Research, Australasian Cochrane Centre, Level 1, Block E, Monash Medical Centre, Locked Bag 29, Clayton, VIC, Australia, 3168. simon.french@med.monash.edu.au
The Cochrane Database of Systematic Reviews
|January 27, 2006
Summary
Superficial heat therapy, particularly heat wraps, offers short-term pain relief for low-back pain. Evidence for cold therapy
Area of Science:
- Therapeutic Modalities
- Pain Management
- Evidence-Based Practice
Background:
- Superficial heat and cold therapies are widely used for low-back pain management by both professionals and individuals.
- The efficacy of these common treatments requires rigorous scientific evaluation.
Purpose of the Study:
- To systematically assess the effects of superficial heat and cold therapy in adults experiencing low-back pain.
- To synthesize findings from available randomized and non-randomized controlled trials.
Main Methods:
- Comprehensive literature search across major databases including Cochrane, MEDLINE, and EMBASE up to October 2005.
- Inclusion of randomized controlled trials (RCTs) and non-randomized controlled trials evaluating heat or cold therapies for low-back pain.
- Independent assessment of methodological quality and data extraction by two authors.
Main Results:
- Nine trials with 1117 participants were analyzed.
- Heat wrap therapy demonstrated a significant short-term reduction in pain for acute and sub-acute low-back pain compared to placebo.
- Adding exercise to heat wrap therapy further improved pain and function; evidence for cold therapy is insufficient and conflicting.
Conclusions:
- The current evidence base for heat and cold therapy in low-back pain is limited, necessitating high-quality future research.
- Moderate evidence suggests heat wrap therapy provides short-term pain and disability relief, especially when combined with exercise.
- Insufficient evidence exists to support cold therapy for low-back pain, and differences between heat and cold remain unclear.