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Table 1 Characteristics of study participants at the screening test (n = 21)

From: Development of low-volume, high-intensity, aerobic-type interval training for elderly Japanese men: a feasibility study

Age, years

67.6 ± 1.8

Height, cm

167.1 ± 6.6

Weight, kg

68.1 ± 8.7

Systolic blood pressure, mmHg

134.8 ± 15.4

Diastolic blood pressure, mmHg

84.0 ± 8.9

Resting heart rate, beats/min

70.3 ± 7.5

Hypertension, n (%)

7 (33.3)

Diabetes, n (%)

4 (19.0)

Hyperlipidemia, n (%)

2 (9.5)

Arthralgia, n (%)

10 (47.6)

Arrhythmia, n (%)

6 (28.6)

V̇O2 peak, mL/kg/min

27.8 ± 4.2

Heart rate peak, beats/min

154.9 ± 14.9

Albumin, g/dL

4.3 ± 0.2

Total cholesterol, mg/dL

210.0 ± 26.3

High-density lipoprotein cholesterol, mg/dL

63.6 ± 14.5

Low-density lipoprotein cholesterol, mg/dL

124.7 ± 20.6

Triglyceride, mg/dL

105.3 ± 41.6

Free fatty acid, mEq/L

0.7 ± 0.2

Urea nitrogen, mg/dL

15.8 ± 2.6

Creatinine, mg/dL

0.9 ± 0.1

Serum iron, μg

111.5 ± 43.0

White blood cell, μL

6166.7 ± 2050.4

Red blood cell, 104μL

507.2 ± 48.3

Hemoglobinometry

15.5 ± 0.9

Hematocrit, %

47.8 ± 2.8

Fasting blood glucose, mg/dL

106.6 ± 18.3

Hb-A1c, %

6.1 ± 0.7

Immunoreactive insulin, μU/mL

6.4 ± 2.9

HOMA-R

1.7 ± 1.0

High-sensitivity C-reactive protein (>0.2 mg/dL), n (%)

2 (9.5)

NT-proBNP (>400 pg/mL), n (%)

0 (0)

  1. HOMA-R homeostatic model assessment of insulin resistance, NT-proBNP N-terminal pro-brain natriuretic peptide)