Skip to main content

Table 1 Group characteristics, performance data, clinical chemistry and nutrition data of 52 trained subjectsa, estimated at baseline

From: Effects of zeolite supplementation on parameters of intestinal barrier integrity, inflammation, redoxbiology and performance in aerobically trained subjects

Variable Reference rangeb,c Zeolite Placebo
(n = 27) (n = 25)
Group characteristics, VO2max, Pmax data:    
Age, yr   33.6 ± 5.3 37.2 ± 4.9
BMI, kg . m-2   22.7 ± 2.2 23.2 ± 2.1
Weight, kg (men)   73.8 ± 5.9 74.6 ± 6.3
Weight, kg (women)   56.7 ± 3.9 58.8 ± 3.4
Total body fat, % (men)   13.5 ± 3.1 14.1 ± 3.9
Total body fat, % (women)   17.7 ± 2.1 17.3 ± 2.2
VO2max, mL (men)d   4263 ± 132 4187 ± 119
relVO2max, mL . kg-1 . min-1(men)e   53.2 ± 5.1 52.3 ± 4.6
VO2max, mL (female)f   2367 ± 128 2357 ± 132
relVO2max, mL . kg-1 . min-1(women)g   42.5 ± 3.6 41.4 ± 3.6
Pmax, W (men)h   360.4 ± 29.1 352.3 ± 24.6
relPmax, W . min-1 (men)i   4.6 ± 0.5 4.5 ± 0.4
Pmax, W (women)j   240.5 ± 25.5 241.8 ± 23.6
relPmax, W . min-1 (women)k   4.2 ± 0.8 4.1 ± 0.7
Clinical Chemistry (exerpts):    
Glucose, mmol . L-1 3.9 - 6.1 4.1 ± 0.5 4.6 ± 0.4
Hemoglobin, g . L-1 136 - 172 152 ± 12 150 ± 19
Iron, μmol . L-1 11 - 32 21.4 ± 5.5 20.6 ± 4.9
Ferritin, μg . L-1 18 - 300 111 ± 32 99 ± 26
Cholesterol, mmol . L-1 <5.85 4.27 ± 1.03 4.36 ± 1.13
HDL, mmol . L-1 0.80 - 1.80 1.20 ± 0.13 1.23 ± 0.19
Triglycerides, mmol . L-1 <1.80 0.92 ± 0.32 0.98 ± 0.26
Testosterone, nmol . L-1(men) 10 - 31 16.3 ± 4.9 18.2 ± 4.1
Creatinine, μmol . L-1 50 - 110 90 ± 11 89 ± 17
Vitamin C (ascorbate), μmol . L-1 30 - 110 57.3 ± 15.7 63.6 ± 22.9
Uric acid, μmol . L-1 120 - 420 315.5 ± 69.6 311.4 ± 64.4
Aluminium, nmol . L-1 0 - 560 199.2 ± 43.6 209.1 ± 59.3
Nutrition (exerpts):    
Energy, kJ . d-1 11776 - 13902 12445 ± 893 12756 ± 1455
Fat, % <30 % of kJ · d-1 33.5 ± 4.2 % 34.1 ± 3.1 %
Protein, % 10 - 15 % of kJ · d-1 16.3 ± 2.1 % 15.8 ± 3.2 %
Carbohydrates, % >50 % of kJ · d-1 48.3 ± 9.1 % 49.2 ± 10.3 %
Water, mL 2600 2998 ± 495 2779 ± 682
Fibres, g 30 26 ± 5 25 ± 4
Vitamin C, mg 72 - 106 132 ± 48 118 ± 67
Vitamin E, mg 14 15 ± 5 13 ± 9
Folate, μg 434 - 505 282 ± 155 292 ± 165
Vitamin B-6, mg 3.2 - 3.8 1.89 ± 2.9 1.85 ± 2.8
Vitamin B-12, μg 3.3 – 3.7 5.0 ± 2.8 5.6 ± 1.4
Sodium, mg >646 2711 ± 885 2689 ± 970
Potassium, mg 2171 - 2523 3362 ± 904 3436 ± 1251
Magnesium, mg 185 - 361 408 ± 134 385 ± 119
Calcium, mg 1085 - 1261 1080 ± 395 1007 ± 327
Iron, mg 10.9 - 12.5 14.3 ± 5.6 13.9 ± 7.2
  1. aValues are means ± SD, and did not differ between the groups (P > 0.05, Student’s t-test); bReference range for clinical chemistry parameters [31]; cReference values for dietary intake (RDA) in Germany, Austria, Switzerland [32], ranges presented here apply to physical active people; VO 2max maximum oxygen uptake, P max maximum performance; d-kNo effects of 12 weeks of treatment or time on VO2max, relVO2max, Pmax, or relPmax, neither in men nor in women
Back to article page

Journal of the International Society of Sports Nutrition

ISSN: 1550-2783

Contact us