Characteristic.n (%) | Group 1 N = 127 | Group 2 N = 127 | Significance |
Acute infection (active) | 9 (7.0) | 0 (0) | p < 0.05* |
Haemozin (past ) | 50 (39.3) | 50 (39.3) | p > 0.05 |
Thickening of basement membrane | 13 (10.2) | 35 (27.5) | p < 0.05)* |
Calcification | 69 (54.3) | 64 (50.3) | p < 0.05* |
Prominent synchytial knots | 94 (74) | 92 (72.4) | p > 0.05 |
Parasites/pigments and fibolin (chronic) | 35 (27.5) | 2 (1.5) | p < 0.05* |