A Prospective Evaluation of Grip Strength Comparing a Low-Tech Method to Dynanometry in Preoperative Surgical Patients and Weak Intensive Care Patients

Table 1

Descriptive data for both cohorts.

		Preadmission clinic patients	Weak intensive care patients
Total patients (n)		51	20
Male gender (%)		29 (57%)	9 (45%)
Age (years)	Mean	62.8	67.75
	Median	65	68
	Q1-Q3 (IQR)	55.5–73.5 (18)	59.25–73.25 (14)
Weight (kg)	Mean	85.12	73.28
	Median	80	63.95
	Q1-Q3 (IQR)	68.50–94 (25.5)	55.30–86.12 (30.82)
Grip Strength (kg F)	Mean	24.668	9.25
	Median	21.3	8.37
	Q1-Q3 (IQR)	16.67–33.75 (17.08)	2.93–13.22 (10.28)
Grip Strength (mm·Hg)	Mean	172.91	94.68
	Median	160	90
	Q1-Q3 (IQR)	117–224 (107)	49.17–117.17 (68)
Spearman’s rank correlation	n	120	39
	rho	0.895	0.933
		<0.001	<0.001
Pearson’s product moment correlation	df	100	37
	rho	0.899	0.935
		<0.001	<0.001