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Table 6 Linear mixed model for grip strength measured by hand dynamometer on four important study days (49 patients, 127 observations)

From: Muscle mass, strength and functional outcomes in critically ill patients after cardiothoracic surgery: does neuromuscular electrical stimulation help? The Catastim 2 randomized controlled trial

 

Estimate of mean MRC in kilogram-force (kgf) (95 % CI)

P value

Intercept

30.18 (25.63 to 34.73)

<0.001

Preoperative day

Reference

.

First postoperative day

−11.55 (−13.98 to −9.11)

<0.001

ICU discharge

−8.00 (−10.47 to −5.52)

<0.001

Hospital discharge

−4.00 (−6.90 to −1.09)

0.008

Control group

Reference

.

NMES group

0.89 (−5.16 to 6.94)

0.77

  1. MRC Medical Research Council, CI confidence interval, ICU intensive care unit, NMES neuromuscular electrical stimulation