Table 7 Multivariate analyses of ultrasound variables associated with infection and its density
S. haematobium | Egg load | P-value | |||||
|---|---|---|---|---|---|---|---|
Total | Positive | P-value | Negative | Slight | Heavy | ||
n | n (%) | n (%) | n (%) | n (%) | |||
Shape | 0.68 | 0.63 | |||||
Normal | 239 | 162 (67.8) | 77 (32.2) | 124 (51.9) | 38 (15.9) | ||
Round | 1 | 1 (100.0) | 0 | 1 (100.0) | 0 | ||
Irregularity | < 0.0001 | < 0.0001 | |||||
No lesion | 47 | 12 (25.5) | 35 (74.5) | 9 (19.1) | 3 (6.4) | ||
Focal lesion | 193 | 151 (78.2) | 42 (21.8) | 116 (60.1) | 35 (18.1) | ||
Thickness | < 0.0001 | < 0.0001 | |||||
Diffuse | 80 | 68 (85.0) | 12 (15.0) | 46 (57.5) | 22 (27.5) | ||
Focal | 64 | 55 (85.9) | 9 (14.1) | 45 (70.3) | 10 (15.6) | ||
Normal | 96 | 40 (41.7) | 56 (58.3 | 34 (35.4) | 6 (6.3) | ||
Mass | 0.11 | 0.28 | |||||
Multiple | 10 | 9 (90.0) | 1 (10.0) | 6 (60.0) | 3 (30.0) | ||
Simple | 4 | 4 (100.0) | 0 | 3 (75.0) | 1 (25.0) | ||
Polyp | 0.38 | 0.41 | |||||
Multiple | 2 | 2 (100.0) | 0 | 1 (50.0) | 1 (50.0) | ||
Simple | 2 | 2 (100.0) | 0 | 2 (100.0) | 0 | ||
Score | < 0.0001 | < 0.0001 | |||||
Unlikely | 102 | 46 (45.1) | 56 (54.9) | 39 (38.2) | 7 (6.9) | ||
Probable | 127 | 107 (84.3) | 20 (15.7) | 79 (62.2) | 28 (22.0) | ||
Very likely | 11 | 10 (90.9) | 1 (9.1) | 7 (63.6) | 3 (27.3) | ||
Score urethra | 0.48 | 0.13 | |||||
Not dilated | 237 | 160 (67.5) | 77 (32.5) | 123 (51.9) | 37 (15.6) | ||
Dilated | 2 | 2 (100.0) | 0 | 2 (100.0) | 0 | ||
Roughly dilated | 1 | 1 (100.0) | 0 | 0 | 1 (100.0) | ||