Association between tongue pressure and subclinical carotid atherosclerosis in relation to platelet levels in hypertensive elderly men: a cross-sectional study

Shimizu, Yuji; Sato, Shimpei; Noguchi, Yuko; Koyamatsu, Jun; Yamanashi, Hirotomo; Higashi, Miho; Nagayoshi, Mako; Kawashiri, Shin-Ya; Nagata, Yasuhiro; Takamura, Noboru; Maeda, Takahiro

doi:10.1186/s12199-018-0720-5

Environmental Health and Preventive Medicine

Table 2 Platelet level-specific characteristics of the study population based on tongue pressure level

From: Association between tongue pressure and subclinical carotid atherosclerosis in relation to platelet levels in hypertensive elderly men: a cross-sectional study

	Tongue pressure tertiles			p
	T1 (low)	T2	T3 (high)	p
Lower platelet count
No. at risk	55	64	52
Age, years	77.3 ± 6.9	73.7 ± 7.2	71.6 ± 7.7	< 0.001
Systolic blood pressure, mmHg	155 ± 14	153 ± 16	153 ± 14	0.801
Diastolic blood pressure, mmHg	85 ± 11	86 ± 14	87 ± 9	0.718
Antihypertensive medication use, %	50.9	50.0	57.7	0.908
Body mass index, kg/m²	22.9 ± 2.3	25.2 ± 2.9	24.7 ± 3.1	< 0.001
Current drinker, %	50.9	50.0	57.7	0.682
Current smoker, %	14.5	14.0	19.2	0.719
Serum triglycerides (TG), mg/dL	98 ± 54	106 ± 54	97 ± 49	0.585
Serum HDL-cholesterol (HDL), mg/dL	56 ± 15	53 ± 13	55 ± 13	0.400
Antilipidemic medication use, %	14.5	17.2	17.3	0.907
Serum HbA1c, %	5.9 ± 1.1	5.7 ± 0.5	5.9 ± 0.6	0.357
Serum creatinine, mg/dL	0.91 ± 0.17	0.89 ± 0.20	0.85 ± 0.17	0.222
Estimated glomerular filtration rate (eGFR), mL/min/1.73m²	64.6 ± 13.2	67.4 ± 16.6	71.5 ± 15.6	0.694
Maximum carotid intima-media thickness (CIMT), mm	1.07 ± 0.23	1.08 ± 0.30	1.00 ± 0.19	0.218
Higher platelet count
No. at risk	58	51	62
Age, years	74.7 ± 7.2	71.6 ± 7.0	67.5 ± 5.1	< 0.001
Systolic blood pressure, mmHg	154 ± 12	155 ± 15	153 ± 15	0.736
Diastolic blood pressure, mmHg	88 ± 11	89 ± 10	92 ± 9	0.088
Antihypertensive medication use, %	48.3	52.9	51.6	0.881
Body mass index, kg/m²	23.8 ± 2.9	23.6 ± 2.5	24.2 ± 3.13	0.490
Current drinker, %	46.6	50.9	61.3	0.255
Current smoker, %	8.6	21.6	25.8	0.045
Serum triglycerides (TG), mg/dL	104 ± 51	119 ± 73	127 ± 83	0.188
Serum HDL-cholesterol (HDL), mg/dL	57 ± 15	56 ± 14	57 ± 14	0.822
Antilipidemic medication use, %	19.0	17.6	24.2	0.655
Serum HbA1c, %	5.8 ± 0.7	6.0 ± 0.7	5.9 ± 0.6	0.657
Serum creatinine, mg/dL	0.96 ± 0.82	0.94 ± 0.54	0.86 ± 0.25	0.633
Estimated glomerular filtration rate (eGFR), mL/min/1.73m²	68.8 ± 16.8	68.8 ± 16.8	72.3 ± 15.8	0.400
Maximum carotid intima-media thickness (CIMT), mm	1.03 ± 0.23	0.98 ± 0.22	0.96 ± 0.21	0.217

Values: mean ± standard deviation. Tongue pressure level tertiles: < 28.7 kPa, 28.7–36.4 kPa, and > 36.4 kPa

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