The Influence of Surgical Mask on Heart Rate, Muscle Saturation of Oxygen, and Hemoglobin during Whole-Body Vibration Exercise

Table 5

Baseline, training, rest, and recovery data of the three training groups for heart rate, muscle oxygen saturation, hemoglobin, oxyhemoglobin, and deoxyhemoglobin.

		Baseline			WBV 1			Rest 1			WBV 2			Rest 2			WBV 3			Recovery			values	Pairwise comparisons
HR (bpm)	(A)	74.3	±	15.0	107.0	±	17.0	91.4	±	13.0	107.0	±	15.0	95.2	±	17.0	123.0	±	19.0	92.4	±	19.1	<0.001	a, b, c, d, e, f, g, i, j, k, l, n, p, q, r, s, and u
	(B)	77.5	±	16.0	122.0	±	17.0	94.1	±	17.0	123.0	±	17.0	108.0	±	21.0	110.0	±	21.0	88.3	±	20.6	0.002	a, b, c, d, e, f, g, h, k, l, m, n, o, p, q, r, t, and u
	(C)	75.9	±	11.0	119.0	±	16.0	103.0	±	20.0	106.0	±	20.0	98.8	±	19.0	111.0	±	10.0	87.9	±	15.8	<0.001	a, b, c, d, e, f, g, h, i, k, o, p, r, s, t, and u
SmO2 (%)	(A)	64.1	±	12.0	41.6	±	16.0	60.2	±	9.4	43.7	±	17.0	62.8	±	10.0	43.2	±	21.0	71.5	±	9.3	0.034	a, c, e, f, g, i, k, l, n, o, p, r, s, t, and u
	(B)	57.4	±	12.0	44.7	±	15.0	59.3	±	9.7	48.2	±	13.0	62.6	±	9.4	61.6	±	14.0	71.8	±	11.1	0.001	g, i, j, k, l, o, q, r, s, and u
	(C)	64.8	±	9.6	46.8	±	18.0	65.2	±	11.0	55.3	±	21.0	69.3	±	12.0	53.8	±	23.0	70.6	±	12.2	0.021	a, g, k, l, m, o, p, q, r, s, and u
Hb (g/dL)	(A)	12.3	±	0.2	12.3	±	0.3	12.3	±	0.3	12.3	±	0.3	12.3	±	0.3	12.6	±	0.8	12.3	±	0.2	0.222	—
	(B)	12.4	±	0.5	12.4	±	0.5	12.4	±	0.5	12.3	±	0.5	12.3	±	0.5	12.3	±	0.5	12.3	±	0.5	0.450	—
	(C)	12.4	±	0.5	12.4	±	0.6	12.4	±	0.5	12.5	±	0.5	12.4	±	0.4	12.4	±	0.5	12.4	±	0.4	0.419	—
O2Hb (g/dL)	(A)	7.9	±	1.5	5.1	±	1.9	7.4	±	1.1	5.3	±	2.0	7.7	±	1.2	5.7	±	2.1	8.8	±	1.1	0.003	a, c, e, f, g, i, k, l, o, p, r, s, t, and u
	(B)	7.1	±	1.4	5.5	±	1.7	7.3	±	1.1	5.9	±	1.5	7.7	±	1.1	7.5	±	1.6	8.8	±	1.1	0.001	g, i, j, k, l, o, p, q, r, s, and u
	(C)	8.0	±	1.0	5.7	±	2.2	8.0	±	1.1	6.8	±	2.4	8.6	±	1.3	6.6	±	2.6	8.7	±	1.3	0.022	a, g, i, k, m, o, p, r, s, and u
HHb (g/dL)	(A)	4.4	±	1.6	7.2	±	2.0	4.9	±	1.2	6.9	±	2.2	4.6	±	1.3	6.4	±	2.2	3.5	±	1.2	0.001	a, c, e, f, g, i, k, l, o, p, r, t, and u
	(B)	5.3	±	1.4	6.8	±	2.0	5.1	±	1.2	6.4	±	1.7	4.6	±	1.2	4.8	±	1.9	3.5	±	1.5	0.001	a, g, i, j, k, l, o, p, q, r, t, and u
	(C)	4.4	±	1.3	6.6	±	2.5	4.4	±	1.5	5.6	±	2.7	3.8	±	1.6	5.8	±	2.9	3.7	±	1.6	0.021	a, g, i, l, m, o, p, r, s, and u

P values of repeated measures ANOVA. Pairwise comparisons : a = baseline–WBV 1; b = baseline–rest 1; c = baseline–WBV 2; d = baseline–rest 2; e = baseline–WBV 3; f = baseline–recovery; g = WBV 1–rest 1; h = WBV 1–WBV 2; i = WBV 1–rest 2; j = WBV 1–WBV 3; k = WBV 1–recovery; l = rest 1–WBV 2; m = rest 1–rest 2; n = rest 1–WBV 3; o = rest 1–recovery; p = WBV 2–rest 2; q = WBV 2–WBV 3; r = WBV 2–recovery; s = rest 2–WBV 3; t = rest 2–recovery; and u = WBV 3–recovery. HR: heart rate; SmO₂: muscle oxygen saturation; Hb: hemoglobin; O₂Hb: oxyhemoglobin; HHb: deoxyhemoglobin; WBV: whole-body vibration; (A) = training group , , and ; (B) = training group , , and ; and (C) = training group , , and .