Abstract
Objective: Compare muscle tone decrease, pain reduction and quality of life improvement from baseline to month 6 between Intrathecal Baclofen (ITB) therapy versus conventional medical management (CMM) with oral antispastic in the treatment of post-stroke spasticity.
Background: SISTERS is the first multicenter randomized controlled trial comparing ITB therapy to CMM in post-stroke spasticity.
Design/Methods: Sixty stroke patients with spasticity in ≥2 extremities and an Ashworth Scale (AS)score ≥ 3 in at least 2 affected muscle groups in the lower limbs were randomized to ITB or CMM group. Both groups received physiotherapy.
Results: Reduction in average (SD) AS in the affected lower limbs was 0.99 (0.75) in ITB group versus 0.43 (0.72) in CMM patients (P<0.05). Mean AS in upper limb decreased by 0.66 (0.59) versus 0.17 (0.70) in ITB and CMM groups, respectively (P<0.05). Change in Numeric Pain Rating Scale was −1.17 (3.17), −1.61 (2.29) and −1.35 (2.42) in ITB versus 0.00 (3.29),0.24 (3.07) and −0.04 (3.69) in CMM group for actual, least and worst pain, respectively. The change was significant in actual and least pain (P<0.05). Quality of life assessed by EQ-5D utility score improved in ITB patients by 0.09 (0.26) compared to 0.01 (0.16) in CMM group, (P<0.05). EQ-5D health status score increased by 9.68 (20.42) in ITB versus 4.40 (21.75) in the CMM group (P>0.05). In total 17 (68%) ITB implanted patients reported at least one treatment-related adverse events versus 7 (20%) in CMM group. Most frequent drug reactions were muscular weakness (16% of patients), hypotonia (12%), fall (12%) and urinary retention (12%) in implanted patients and somnolence (9%) in CMM group.
Conclusions: The study demonstrated superiority of ITB therapy versus conventional oralmedication in decreasing muscle hypertonia in post-stroke patients with spasticity. This also resulted in improvement of pain and quality of life in ITB patients.
Study Supported by: Medtronic
| Original language | English |
|---|---|
| Pages (from-to) | P5.014 |
| Number of pages | 1 |
| Journal | Neurology |
| Volume | 90 |
| Issue number | 15 Supplement |
| DOIs | |
| Publication status | Published - 10 Apr 2018 |
| Externally published | Yes |
| Event | Annual Meeting of the American Academy of Neurology 2018 - Los Angeles Convention Center, Los Angeles, United States of America Duration: 21 Apr 2018 → 27 Apr 2018 Conference number: 70th https://www.neurology.org/toc/wnl/90/15_supplement |
Keywords
- Stroke rehabilitation
- Intrathecal injection
- Baclofen
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