Table 3.
Ultrasound results and patient outcomes
| Ultrasound result | No. of cases (%) | Sex (M/F) | Mean age (yr) | Pain duration (hr) | WBC count (×109/L) | CRP (mg/L) | Surgical management |
LH | No surgery | |
|---|---|---|---|---|---|---|---|---|---|---|
| Positive | Negative | |||||||||
| Positive for appendicitis | 48 (20.9) | 30/18 | 10.16±3.48 | 34.48±23.21 | 14.75±5.72 | 61.47±79.05 | 40 | 5 | 3 | 3 |
| Equivocal (probably positive) | 7 (3.0) | 4/3 | 11.11±2.82 | 374.50±436.03 | 7.17±1.94 | 41.33±101.25 | - | 1 | 1 | 5 |
| Equivocal | 18 (7.8) | 9/9 | 10.31±3.85 | 54.00±44.28 | 10.61±4.42 | 46.56±71.53 | 3 | 3 | 1 | 12 |
| Equivocal (probably negative) | 59 (25.7) | 28/31 | 9.82±3.47 | 92.67±125.97 | 9.64±4.19 | 13.23±24.71 | 1 | 5 | 1 | 53 |
| Negative for appendicitis | 98 (42.6) | 50/48 | 9.53±3.38 | 134.76±254.89 | 9.81±5.07 | 17.44±38.48 | - | 5 | - | 93 |
| Total | 230 (100) | 121/109 | 9.83±3.42 | 94.42±171.42 | 10.83±5.25 | 29.84±56.99 | 44 | 20 | 6 | 166 |
M, male; F, female; WBC count, white blood cell count; CRP, C-reactive protein; LH, lymphoid hyperplasia.