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Table 4 Summary of safety outcomes – number of patient events

From: Spinal cord stimulation in the treatment of refractory angina: systematic review and meta-analysis of randomised controlled trials

  DeJongste 1994 Hauvast 1998 Eddicks 2007 ESBY 1998 SpiRiT 2006
Follow up 13.8 months 6-weeks 4 weeks 2-years 1-year
SCS-related complication
Infection NR 0/13 NR 1/57 0/34
Lead migration/fracture 6/34 0/13 NR 3/57 1/34
Mortality/morbidity
Non fatal MI 1/12 NR NR SCS 7/53
CABG 3/53, P = 0.18
SCS 4/34
PMR 1/34, P = 0.16
Total mortality 2/12 NR NR SCS 5/53
CABG 10/53, P = 0.16
SCS 4/34
PMR 2/34, P = 0.73
Cardiac mortality 2/12 NR NR SCS 3/53
CABG 5/53, P = 0.54
SCS 2/34
PMR 1/34, P = 0.52
Other outcomes
Treatment cross over NR NR NR 6-months
SCS 3/53
CABG 3/51
SCS 1/34
PMR 0/33
  1. CABG: coronary artery bypass graft; PMR: percutaneous myocardial laser revascularisation; NR: not reported