Immunoassay Results in Normal, ID, and IDA Subjects
| Variable . | Normal (n = 41) . | ID (n = 20) . | IDA (n = 10) . | Composite (N = 71) . |
|---|---|---|---|---|
| L-ferritin (μg/L)* | ||||
| Serum | 54.4 ± 34.5 | 7.4 ± 2.4 | 4.1 ± 1.4 | 33.5 ± 35.1 |
| (14-147) | (2-11) | (1-7) | (2-147) | |
| WB | 125.9 ± 46.9 | 56.9 ± 19.7 | 38.3 ± 24.6 | 95.4 ± 54.1 |
| (58-258) | (26-85) | (13-86) | (13-258) | |
| RBC | 121.1 ± 79.5 | 67.3 ± 37.8 | 75.5 ± 66.4 | 100.8 ± 73.0 |
| (28-385) | (13-129) | (14-205) | (13-385) | |
| Paper | 136.4 ± 62.6 | 55.1 ± 21.5 | 35.5 ± 23.6 | 99.3 ± 66.2 |
| (54-360) | (79-101) | (15-81) | (15-360) | |
| H-ferritin (μg/L)* | ||||
| Serum | 12.3 ± 19.7 | 4.0 ± 4.7 | 7.8 ± 8.5 | 9.3 ± 15.8 |
| (1-93) | (1-20) | (0-25) | (0-93) | |
| WB | 352.8 ± 155.2 | 258.5 ± 111.8 | 175.6 ± 95.5 | 302.3 ± 151.9 |
| (139-952) | (106-525) | (26-364) | (26-952) | |
| RBC | 599.3 ± 314.5 | 530.2 ± 213.7 | 385.3 ± 241.3 | 549.4 ± 288.9 |
| (144-1,704) | (261-1,118) | (76-924) | (76-1,704) | |
| Paper | 510.0 ± 233.0 | 361.0 ± 166.0 | 230.4 ± 133.9 | 428.6 ± 227.2 |
| (244-1,412) | (184-800) | (63-508) | (63-1,412) | |
| Transferrin receptor (μg/L)* | ||||
| Serum | 5.66 ± 1.19 | 6.75 ± 2.00 | 16.09 ± 7.30 | 7.44 ± 4.6 |
| (3.2-8.4) | (4.0-11.5) | (5.9-29.0) | (3.2-29) | |
| WB | 3.0 ± 0.66 | 3.89 ± 1.43 | 10.9 ± 6.0 | 4.43 ± 3.72 |
| (1.79-4.18) | (2.5-7.9) | (3.6-22.0) | (1.8-22) | |
| RBC | 0.02 ± 0.02 | 0.03 ± 0.03 | 0.21 ± 0.19 | 0.05 ± 0.10 |
| (0.01-0.10) | (8-123) | (.03-.69) | (.01-0.69) | |
| Paper | 2.28 ± 0.46 | 2.83 ± 0.98 | 9.76 ± 4.26 | 3.49 ± 3.05 |
| (1.12-3.42) | (1.9-6.5) | (2.4-16.5) | (1.12-16.47) | |
| Receptor/ferritin-151 | ||||
| Serum | 128 {61-266} | 936 {553-1,585} | 3,839 {2,054-7,176} | 361 {84-1,552} |
| (33-600) | (444-3,750) | (1,475-11,133) | (33-11,133) | |
| Paper | 18 {11-30} | 53 {33-84} | 289 {126-663} | 36 {12-110} |
| (5-39) | (24-130) | (67-844) | (5-844) |
| Variable . | Normal (n = 41) . | ID (n = 20) . | IDA (n = 10) . | Composite (N = 71) . |
|---|---|---|---|---|
| L-ferritin (μg/L)* | ||||
| Serum | 54.4 ± 34.5 | 7.4 ± 2.4 | 4.1 ± 1.4 | 33.5 ± 35.1 |
| (14-147) | (2-11) | (1-7) | (2-147) | |
| WB | 125.9 ± 46.9 | 56.9 ± 19.7 | 38.3 ± 24.6 | 95.4 ± 54.1 |
| (58-258) | (26-85) | (13-86) | (13-258) | |
| RBC | 121.1 ± 79.5 | 67.3 ± 37.8 | 75.5 ± 66.4 | 100.8 ± 73.0 |
| (28-385) | (13-129) | (14-205) | (13-385) | |
| Paper | 136.4 ± 62.6 | 55.1 ± 21.5 | 35.5 ± 23.6 | 99.3 ± 66.2 |
| (54-360) | (79-101) | (15-81) | (15-360) | |
| H-ferritin (μg/L)* | ||||
| Serum | 12.3 ± 19.7 | 4.0 ± 4.7 | 7.8 ± 8.5 | 9.3 ± 15.8 |
| (1-93) | (1-20) | (0-25) | (0-93) | |
| WB | 352.8 ± 155.2 | 258.5 ± 111.8 | 175.6 ± 95.5 | 302.3 ± 151.9 |
| (139-952) | (106-525) | (26-364) | (26-952) | |
| RBC | 599.3 ± 314.5 | 530.2 ± 213.7 | 385.3 ± 241.3 | 549.4 ± 288.9 |
| (144-1,704) | (261-1,118) | (76-924) | (76-1,704) | |
| Paper | 510.0 ± 233.0 | 361.0 ± 166.0 | 230.4 ± 133.9 | 428.6 ± 227.2 |
| (244-1,412) | (184-800) | (63-508) | (63-1,412) | |
| Transferrin receptor (μg/L)* | ||||
| Serum | 5.66 ± 1.19 | 6.75 ± 2.00 | 16.09 ± 7.30 | 7.44 ± 4.6 |
| (3.2-8.4) | (4.0-11.5) | (5.9-29.0) | (3.2-29) | |
| WB | 3.0 ± 0.66 | 3.89 ± 1.43 | 10.9 ± 6.0 | 4.43 ± 3.72 |
| (1.79-4.18) | (2.5-7.9) | (3.6-22.0) | (1.8-22) | |
| RBC | 0.02 ± 0.02 | 0.03 ± 0.03 | 0.21 ± 0.19 | 0.05 ± 0.10 |
| (0.01-0.10) | (8-123) | (.03-.69) | (.01-0.69) | |
| Paper | 2.28 ± 0.46 | 2.83 ± 0.98 | 9.76 ± 4.26 | 3.49 ± 3.05 |
| (1.12-3.42) | (1.9-6.5) | (2.4-16.5) | (1.12-16.47) | |
| Receptor/ferritin-151 | ||||
| Serum | 128 {61-266} | 936 {553-1,585} | 3,839 {2,054-7,176} | 361 {84-1,552} |
| (33-600) | (444-3,750) | (1,475-11,133) | (33-11,133) | |
| Paper | 18 {11-30} | 53 {33-84} | 289 {126-663} | 36 {12-110} |
| (5-39) | (24-130) | (67-844) | (5-844) |
*Mean ± 1 SD (range).
Geometric mean {−1 SD, +1 SD} (range).