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. 2021 Feb 4;13(2):505. doi: 10.3390/nu13020505

Table 1.

Somatic and physiological characteristics of female field hockey players (n = 14).

Characteristics Low-Mineralized Water High-Mineralized Water Isotonic Drink p Value
X¯ ± SD 95% CI X¯ ± SD 95% CI X¯ ± SD 95% CI
Age (years) 21.9 ± 2.3 (20.6–23.2) 21.9 ± 2.3 (20.6–23.2) 21.9 ± 2.3 (20.6–23.2) 1.000
Body height (m) 1.70 ± 0.06 (1.67–1.74) 1.70 ± 0.06 (1.67–1.74) 1.70 ± 0.06 (1.67–1.74) 1.000
Body mass (kg) 65.3 ± 5.4 (62.2–68.4) 65.4 ± 5.4 (62.2–68.5) 65.2 ± 5.0 (62.3–68.1) 0.712
WHtR 42.9 ± 1.4 (42.1–43.7) 43.0 ± 1.4 (42.1–43.8) 42.9 ± 1.4 (42.1–43.7) 0.906
HR mean (bpm) 151.7 ± 3.0 (149.9–153.4) 152.0 ± 4.3 (149.5–154.5) 151.6 ± 2.1 (150.4–152.9) 0.962
Fluid intake (ml) 543.9 ± 270.0 (388.0–699.8) 535.7 ± 180.2 (431.7–639.8) 503.6 ± 224.7 (373.9–633.3) 0.800
Urine mass excreted after training (g) 157.1 ± 70.4 (116.5–197.8) 135.0 ± 104.6 (74.6–195.4) 115.7 ± 72.8 (73.7–157.8) 0.404

WHtR: waist-to-height ratio; HR: heart rate; X¯: average; SD: standard deviation; CI: confidence interval.