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Table 2 Characteristics of the patients included in the systematic review

From: Neuromuscular electrical stimulation for preventing skeletal-muscle weakness and wasting in critically ill patients: a systematic review

Study Sample sizea(% men) Age, yearsb Diagnoses Disease severityb
SAPS III SOFA APACHE III Other
Abdellaoui et al.[42] C: 6 (100%) C: 67(59–72) COPD     C: FEV1 of 15(10–27)%
N: 9 (78%) N: 59(57–69)      N: FEV1 of 25(17–41)%
Gerovasili et al.[25] C: 13 (62%) C: 56(19) Sepsis C: 61(14) C: 8(3) C: 18(6)  
N: 13 (46%) N: 59(23) Trauma N: 66(9) N: 10(3) N: 19(3)  
   Neurologic     
Gruther et al.[43] C(A): 9 (89%) C(A): 48(12) Polytrauma     
N(A): 8 (88%) N(A): 52(10) Cardiovascular     
C(L): 8 (50%) C(L): 64(8) Transplant     
N(L): 8 (88%) N(L): 61(10) Pneumonia     
   Cancer     
Karatzanos et al.[34] and Routsi et al.[35] C: 28 (79%) C: 59(21) Sepsis C: 58(14) C: 8(3) C: 19(5) C: 39% with CIPNM
N: 24 (79%) N: 55(20) Trauma N: 55(11) N: 8(3) N: 16(4) N: 13% with CIPNM
   Post-surgery     
   Brain injury     
   Respiratory failure     
Poulsen et al.[44] C/N: 8 (100%) C/N: 67(64–72) Sepsis   C/N: 11(9–14) C/N: 25(20–29) C/N: 13(10–22) days in ICU
Rodríguez et al.[45]c C/N: 14 (50%) C/N: 72(63–80) Sepsis   C/N: 10(9–12) C/N: 20(18–27) C/N: 27(19–44) days in ICU
Zanotti et al.[46] C: 12 (67%) C: 65(4) COPD     C: 47(19) days in ICU
N: 12 (75%) N: 66(8)      N: 52(15) days in ICU
  1. A, acute; APACHE III, Acute Physiology and Chronic Health Evaluation III; C, control group; CIPNM, critical illness polyneuromyopathy; COPD, chronic obstructive pulmonary disease; FEV1, forced expiratory volume in 1 second; ICU, intensive care unit; L, long-term; N, neuromuscular electrical stimulation group; SAPS III, Simplified Acute Physiology Score III; SOFA, Sequential Organ Failure Assessment.
  2. aOnly patients included in the analysis of the outcomes of interest are shown.
  3. bData are provided as means (standard deviation) or medians (interquartile range).
  4. cThe contralateral side acted as control.