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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: Biol Trace Elem Res. 2014 Jun 11;160(1):132–142. doi: 10.1007/s12011-014-0033-5

Table 4.

Serum Interday Analysis Results (ng element/mL sample)

Sample Average Caa Ka Mga Naa Cr Mn Fe Co Cu Zn Se Mo
1 Day 1 93.7 217 15.2 2430 NDb 1.14 74.1 0.238 1420 721 107 3.05
Day 2 93.4 213 14.8 2070 3.06 2.07 424 0.329 1430 768 105 4.41
Day 3 95.3 214 14.8 2340 4.27 2.38 615 0.160 1400 781 116 3.38
Average 94.2 215 14.9 2280 3.66 1.86 371 0.242 1417 757 109 3.61
%RSD 0.872 0.729 1.37 6.71 23.4 28.2 60.4 28.4 0.882 3.43 4.63 16.0
2 Day 1 92.9 206 17.4 2510 ND 2.02 242 0.198 985 724 114 1.04
Day 2 92.0 202 17.5 2250 2.74 2.04 577 0.149 969 716 118 1.89
Day 3 91.5 194 16.7 2220 1.75 ND 2330 0.120 917 723 128 0.714
Average 92.1 200 17.2 2327 2.24 2.03 1049 0.156 957 721 120 1.21
%RSD 0.635 2.36 1.93 5.60 31.2 0.515 87.3 20.7 3.01 0.45 4.54 40.8
3 Day 1 93.2 238 18.8 2570 ND 0.803 353 0.251 972 779 119 1.32
Day 2 94.8 237 18.9 2350 1.98 1.08 298 0.469 970 776 118 2.88
Day 3 92.1 223 17.7 2350 3.63 ND 16.9 ND 927 761 133 0.554
Average 93.3 233 18.5 2423 2.80 0.940 223 0.360 956 772 123 1.58
%RSD 1.20 2.99 2.80 4.29 41.7 14.6 66.1 30.2 2.16 1.05 5.35 61.0
4 Day 1 98.3 228 17.7 2440 ND 2.12 760 0.251 887 892 134 1.01
Day 2 96.1 218 17.8 2320 3.78 3.44 1080 0.749 900 926 141 4.08
Day 3 93.7 206 16.4 2240 ND 44.0 2230 0.480 834 921 142 1.15
Average 96.0 217 17.3 2333 3.78 16.5 1357 0.493 873 913 139 2.08
%RSD 1.94 4.24 3.56 3.52 NA 118 46.5 41.2 3.26 1.63 2.68 67.9
5 Day 1 97.4 231 22.1 2610 2.77 1.26 520 0.291 1090 705 123 0.918
Day 2 95.8 221 21.9 2300 5.81 1.73 292 1.32 1100 680 123 2.34
Day 3 96.0 211 21.2 2370 1.55 ND 448 ND 1030 713 129 ND
Average 96.4 221 21.7 2460 3.38 1.50 420 0.805 1073 699 125 1.63
%RSD 0.736 3.70 1.85 5.40 53.1 15.6 22.7 63.8 2.87 2.00 2.28 61.84
6 Day 1 98.3 225 20.6 2680 ND 2.14 857 0.291 1040 734 126 1.40
Day 2 98.9 220 20.9 2220 2.77 6.22 460 0.311 1040 642 124 2.41
Day 3 89.9 190 18.5 2280 4.23 9.44 738 0.300 941 682 126 1.61
Average 95.7 212 20.0 2393 3.50 5.93 685 0.301 1007 686 125 1.81
%RSD 4.27 7.35 5.47 8.53 29.4 50.3 24.2 2.72 4.63 5.49 0.79 24.1
7 Day 1 89.8 212 20.2 2540 ND 0.903 410 0.758 1330 558 125 1.19
Day 2 90.4 209 20.6 2090 3.01 15.8 736 1.69 1230 580 124 1.32
Day 3 91.4 205 20.0 2420 3.43 10.0 640 0.480 1250 558 124 1.37
Average 90.5 209 20.2 2320 3.22 8.91 596 0.976 1270 565 124 1.29
%RSD 0.724 1.49 1.20 8.20 9.16 68.9 23.0 53.0 3.40 1.85 0.44 5.73
8 Day 1 89.7 211 17.5 2440 3.39 0.743 317 0.131 1280 697 103 1.60
Day 2 93.0 210 18.2 2020 ND 1.74 561 0.349 1160 659 110 1.33
Day 3 96.4 216 18.5 2460 ND 8.46 357 0.200 1240 684 112 2.17
Average 93.0 212 18.0 2307 3.39 3.65 412 0.227 1227 680 108 1.70
%RSD 2.92 1.12 2.37 8.80 NA 94.0 25.9 40.0 4.07 2.31 3.33 20.7
9 Day 1 100 230 17.9 2700 ND 12.7 4040 0.131 1260 799 137 1.86
Day 2 96.7 213 17.4 2220 2.86 1.84 1270 0.189 1210 810 137 1.61
Day 3 95.5 211 16.8 2450 ND ND 768 0.360 1180 815 149 2.23
Average 97.3 218 17.4 2457 2.86 7.27 2026 0.227 1217 808 141 1.90
%RSD 1.89 3.91 2.49 7.98 NA 74.6 71.0 42.8 2.71 0.83 3.90 13.5
10 Day 1 95.6 236 13.2 2510 14.2 3.66 546 0.318 1380 632 128 1.73
Day 2 92.2 219 12.7 1970 1.50 1.74 815 0.709 1320 631 129 2.02
Day 3 96.3 228 13.0 2380 ND 7.02 655 0.240 1340 653 139 1.46
Average 94.7 227 13.0 2287 7.83 4.14 672 0.422 1346 639 132 1.74
%RSD 1.86 3.07 1.37 10.1 114 52.71 16.4 48.5 1.84 1.58 3.99 13.2
Pool Day 1 95.4 222 17.5 2500 3.17 1.98 1930 0.411 1170 740 127 1.54
Day 2 96.3 220 18.5 2170 ND 45.8 1710 0.509 1190 757 127 2.01
Day 3 97.5 229 18.1 2560 2.51 24.3 1410 1.54 1120 724 137 2.21
Average 96.4 224 18.0 2410 2.84 24.0 1683 0.820 1160 740 130 1.92
%RSD 0.897 1.72 2.42 7.12 16.5 74.4 12.7 62.3 2.53 1.79 3.49 14.5
Average 94.3 217 17.8 2360 3.67 5.27 781 0.421 1134 724 125 1.86
% Diff from pool −2.12 −3.25 −1.09 −2.06 29.1 −78.1 −53.6 −48.7 −2.20 −2.19 −4.30 −3.34
a

Values reported in units of μg/mL

b

Values were not found to be greater than the IDL (Table 3)