Table 2 Demographic data of patients with pseudotumor
Case | Age/ Gender | Bearing | Pseudotumor | Revision | Wear rate (mm/year) | Metal ion level | ||||
|---|---|---|---|---|---|---|---|---|---|---|
Size (cm3) | Type | Symptom | Co (μg/L) | Cr (μg/L) | Co/Cr ratio | |||||
1 | 63/ F | MoP | 4.0 | I | – | – | 0.14 | 0.4 | 0.5 | 0.8 |
2 | 43/ F | MoP | 20.2 | III |  +  |  +  | 0.14 | 0.3 | 0.3 | 1.0 |
3 | 60/ F | MoP | 6.2 | I | – | – | 0.13 | 0.6 | 0.5 | 1.2 |
4 | 39/ M | MoP | 3.5 | I |  +  |  +  | 0.17 | 0.3 | 0.5 | 0.6 |
5 | 54/ F | MoP | 0.6 | I | – | – | 0.09 | 0.5 | 0.4 | 1.3 |
6 | 49/ M | MoP | 1.1 | I | – | – | 0.11 | 0.2 | 0.2 | 1.0 |
7 | 66/ M | MoP | 0.9 | I | – | – | 0.11 | 0.4 | 0.3 | 1.3 |
8 | 52/ F | MoP | 3.1 | I |  +  |  +  | 0.21 | 0.3 | 0.3 | 1.0 |
9 | 67/ F | MoP | 0.9 | I | – | – | 0.17 | 1.2 | 3.3 | 0.4 |
10 | 39/ M | MoP | 15.9 | I |  +  |  +  | 0.30 | 0.5 | 0.4 | 1.3 |
11 | 52/ F | MoP | 4.2 | I | – | – | 0.13 | 0.2 | 0.4 | 0.5 |
12 | 53/F | MoP | 10.5 | II | – | – | 0.19 | 0.4 | 0.3 | 1.3 |
13 | 53/ F | CoP | 12.9 | II | – | – | 0.19 | 0.2 | 0.2 | 1.0 |
14 | 56/ F | CoP | 2.0 | I | – | – | 0.13 | 0.8 | 0.5 | 1.6 |
15 | 57/ F | CoP | 13.8 | III | – | – | 0.13 | 0.3 | 0.2 | 1.5 |
16 | 58/ F | CoP | 1.6 | I | – | – | 0.15 | 0.3 | 0.3 | 1.0 |
17 | 49/ F | CoP | 3.1 | I | – | – | 0.19 | 0.2 | 0.2 | 1.0 |
18 | 51/ M | CoP | 6.3 | I | – | – | 0.12 | 0.2 | 0.3 | 0.7 |
19 | 59/ F | CoP | 11.4 | I |  +  | – | 0.19 | 0.2 | 0.5 | 0.4 |
20 | 60/ F | CoP | 7.5 | I | – | – | 0.11 | 0.3 | 0.4 | 0.8 |
21 | 41/ F | CoP | 1.2 | I | – | – | 0.16 | 0.3 | 0.3 | 1.0 |
22 | 66/ F | CoP | 0.8 | I | – | – | 0.14 | 0.5 | 0.4 | 1.3 |