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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.