TABLE 4.

Descriptive statistics for micronutrients by day¹

Micronutrients	Day 7	Day 14	Day 21	Day 28
Sodium
Concentration, mg/dL	36.1 ± 25	28.5 ± 21.2	30.5 ± 28.9	34.5 ± 37.6
95% CI	27.6, 44.5	21.2, 35.8	20.4, 40.5	19.9, 49.1
Observations, n	36	35	34	28
Potassium
Concentration, mg/dL	64.2 ± 11.4	55.5 ± 11.9	53.3 ± 11.7	50.4 ± 11.7
95% CI	60.3, 68.0	51.4, 59.5	49.3, 57.4	45.9, 55.0
Observations, n	36	35	34	28
Chloride
Concentration, mg/dL	69.5 ± 34.7	58.3 ± 31.9	58.2 ± 38.8	66.1 ± 51.3
95% CI	57.7, 81.2	47.3, 69.3	44.6, 71.7	46.2, 86.0
Observations, n	36	35	34	28
Calcium
Concentration, mg/dL	24.2 ± 8.9	22.3 ± 8.1	22.0 ± 5.9	21.2 ± 5.5
95% CI	21.2, 27.2	19.5, 25.1	19.9, 24.0	19.1, 23.4
Observations, n	36	35	34	28
Phosphorus
Concentration, mg/dL	15.0 ± 4.8	14.8 ± 3.7	14.0 ± 3.3	13.0 ± 3.8
95% CI	13.4, 16.6	13.6, 16.1	12.9, 15.2	11.5, 14.5
Observations, n	36	35	34	28
Magnesium
Concentration, mg/dL	3.2 ± 0.9	3.0 ± 0.8	2.8 ± 0.7	3.3 ± 3.4
95% CI	2.9, 3.5	2.7, 3.3	2.6, 3.1	2.1, 4.6
Observations, n	36	35	34	29
Vitamin D
Concentration, IU/dL	7.9 ± 11.8	8.1 ± 9.3	6.5 ± 7.7	5.0 ± 3.3
95% CI	3.9, 11.9	4.9, 11.3	3.9, 9.2	3.7, 6.4
Observations, n	36	35	34	26
Zinc
Concentration, mg/dL	0.5 ± 0.2	0.4 ± 0.1	0.3 ± 0.1	0.3 ± 0.2
95% CI	0.4, 0.5	0.4, 0.5	0.3, 0.4	0.3, 0.4
Observations, n	36	35	34	28

¹Values are mean ± SD unless otherwise noted. Supplemental Tables 1–7 provide complete statistical results, interactions, and covariates for each nutrient at each point in time.