|  |  | 3-HPMA (ng/ml) | |||
---|---|---|---|---|---|---|
Samples | Lab1 | Lab2 | Lab3 | Lab4 | ||
1 | a | pooled NSa urine | 40.6 | 31.9 | < LOQb | < LOQ |
 | b | pooled NS urine | 29.8 | 30.8 | < LOQ | < LOQ |
 | c | pooled NS urine | 40.0 | 30.7 | < LOQ | < LOQ |
2 | a | fortified NS urine | 466 | 492 | 396 | 405 |
 | b | fortified NS urine | 402 | 470 | 400 | 403 |
 | c | fortified NS urine | 431 | 471 | 401 | 402 |
3 | a | fortified NS urine | 1302 | 1340 | 1180 | 1070 |
 | b | fortified NS urine | 1230 | 1270 | 1160 | 1140 |
 | c | fortified NS urine | 1140 | 1340 | 1150 | 1090 |
4 | a | fortified NS urine | 3624 | 3780 | 3470 | 3220 |
 | b | fortified NS urine | 3714 | 3820 | 3420 | 3210 |
 | c | fortified NS urine | 3504 | 3970 | 3370 | 3240 |
5 | a | NS urine | 39.8 | 48.3 | < LOQ | < LOQ |
 | b | NS urine | 48.2 | 46.1 | < LOQ | 36.6 |
 | c | NS urine | 62.4 | 46.9 | < LOQ | 35.1 |
6 | a | smoker urine | 371 | 376 | 269 | 321 |
 | b | smoker urine | 376 | 382 | 294 | 269 |
 | c | smoker urine | 371 | 370 | 300 | 258 |
7 | a | smoker urine | 870 | 842 | 613 | 556 |
 | b | smoker urine | 960 | 874 | 673 | 659 |
 | c | smoker urine | 840 | 830 | 721 | 619 |
8 | a | smoker urine | 1080 | 1200 | 862 | 969 |
 | b | smoker urine | 1122 | 1160 | 925 | 914 |
 | c | smoker urine | 1044 | 1180 | 878 | 929 |
9 | a | smoker urine | 1482 | 1390 | 1200 | 1100 |
 | b | smoker urine | 1296 | 1370 | 1210 | 1130 |
 | c | smoker urine | 1260 | 1390 | 1100 | 894 |