Annals of Intensive Care

Table 2 Clinical and laboratory data of patients before and after the neuromuscular electrical stimulation (NMES) session

From: Acute microcirculatory effects of medium frequency versus high frequency neuromuscular electrical stimulation in critically ill patients - a pilot study

	HF protocol (n = 17)			MF protocol (n = 14)
	Before NMES	After NMES	P	Before NMES	After NMES	P
Hemodynamic parameters
Systolic BP (mmHg)	125 ± 19	130 ± 18	0.17	128 ± 19	135 ± 25	0.06
Diastolic BP (mmHg)	71 ± 11	74 ± 12	0.19	62 ± 9	65 ± 11	0.25
Heart rate (min^-1)	97 ± 14	100 ± 17	0.18	93 ± 19	100 ± 18	0.01
Respiratory parameters
Respiratory rate (min^-1)	22 ± 7	23 ± 6	0.4	22 ± 6	25 ± 9	0.04
SpO₂ (%)	98 ± 1	98 ± 2	0.5	98 ± 1	98 ± 2	0.3
PaO₂ (mmHg)	125 ± 39	121 ± 40	0.1	128 ± 30	121 ± 28	0.2
PaCO₂ (mmHg)	36 ± 4	36 ± 9	0.9	36 ± 9	32 ± 3	0.6
ScvO₂ (%)	74 ± 8	77 ± 6	0.08	78 ± 7	79 ± 5	0.6
Other
Temperature (°C)	37.1 ± 1.5	37.2 ± 1.5	0.5	37.7 ± 1,1	37.5 ± 1,1	0.04
Lactate (mEq/mL)	1.3 ± 0.4	1.5 ± 0.5	0.06	1.0 ± 0.5	1.4 ± 0.6	0.007

HF, high frequency; MF, medium frequency; PaCO₂, partial pressure of carbon dioxide in arterial blood; PaO₂, partial pressure of oxygen in arterial blood; SpO₂, oxygen saturation; ScvO₂, central venous oxygen saturation.

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