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Table 2 Between-subject differences in histological findings

From: Host-specific factors affect the pathogenesis of adverse reaction to metal debris

Histological finding Right hips Left hips
Macrophage sheet thickness
0 (absent) 1 (3.4%) 1 (3.4%)
1 (< 1 mm) 19 (65.5%) 24 (82.8%)
2 (1–2 mm) 7 (24.1%) 4 (13.8%)
3 (> 2 mm) 2 (6.9%) 0 (0.0%)
Lymphocyte cuff thickness
0 (absent) 13 (44.8%) 13 (44.8%)
1 (0.25 mm) 11 (37.9%) 11 (37.9%)
2 (0.25–0.75 mm) 5 (17.2%) 4 (13.8%)
3 (> 0.75 mm) 0 (0.0%) 1 (3.4%)
Degree of necrosis
0 6 (20.7%) 0 (0.0%)
1 4 (13.8%) 3 (10.3%)
2 8 (27.6%) 7 (24.1%)
3 7 (24.1%) 5 (17.2%)
4 4 (13.8%) 14 (48.3%)
Presence of plasma cells
No 23 (79.3%) 22 (75.9%)
Yes 6 (20.7%) 7 (24.1%)
Presence of diffuse lymphocytic infiltration
No 22 (75.9%) 20 (69.0%)
Yes 7 (24.1%) 9 (31.0%)
Presence of germinal centers
No 27 (93.1%) 29 (100%)
Yes 2 (6.9%) 0 (0.0%)
Presence of granulomas
No 23 (79.3%) 28 (96.6%)
Yes 6 (20.7%) 1 (3.4%)