Clinical Study

Effects of Neuromuscular Electrical Stimulation of the Quadriceps and Diaphragm in Critically Ill Patients: A Pilot Study

Table 1

Baseline characteristics of the patients included in the study.

VariablesCG ()DG ()QG ()

Age, years42.4 ± 12.7441.3 ± 24.2648.8 ± 19.690.258
Male (%)20 (76.9%)15 (88.2%)18 (75%)0.606
BMI (kg/m2)24.9 ± 2.8527.5 ± 15.025.2 ± 3.030.572
APACHE II score (admission)18.9 ± 1.9317.9 ± 3.6818.7 ± 4.010.616
Cause of hospitalization, n (%)
 Medical, nonneurological1 (3.9%)05 (20.8%)0.042
 Medical, neurological9 (34.6%)3 (17.6%)4 (16.6%)
 Traumatic brain injury10 (38.5%)12 (70.6%)6 (25%)
 Trauma, nonneurological01 (5.9%)5 (20.8%)
 Postoperative emergency surgery4 (15.4%)02 (8.4%)
 Postoperative elective surgery2 (7.6%)1 (5.9%)2 (8.4%)
Comorbidities, n (%)
 Smoker8 (30.7%)5 (29.4%)7 (29.1%)
 Alcohol use6 (23%)4 (23.5%)5 (20.8%)
 COPD8 (30.7%)5 (29.4%)7 (29.1%)0.999
 Asthma3 (11.5%)1 (5.8%)2 (8.3%)
 CHF5 (19.2%)3 (17.6%)2 (8.3%)
 Hypertension8 (30.7%)5 (29.4%)7 (29.1%)
 Diabetes mellitus7 (26.9%)2 (11.7%)3 (12.5%)

APACHE, acute physiology and chronic health evaluation; BMI, body mass index; COPD, chronic obstructive pulmonary disease; CHF, congestive heart failure; CG, control group; DG, diaphragm group; QG, quadriceps group; SD, standard deviation. Values are expressed as mean ± SD ().