Table 1 Comparison of clinical features and pretreatment ultrasound features and MTB load between the effective and ineffective groups.
Characteristic | Effective (n = 14) | Ineffective (n = 8) | Z/t value | P value |
---|---|---|---|---|
Age, years | 35.64 ± 14.15 | 32.75 ± 7.44 | −0.628 | 0.537 |
Sex | Â | Â | Â | 0.052 |
 Male, n (%) | 2 (14.29%) | 5 (62.5%) |  |  |
 Female, n (%) | 12 (85.71%) | 3 (37.5%) |  |  |
BMI, kg/m2 | 20.76 ± 2.49 | 20.88 ± 1.36 | 0.153 | 0.880 |
L, cm | 2.97 ± 1.20 | 4.00 ± 1.07 | 1.998 | 0.06 |
S, cm | 1.66 ± 0.96 | 1.99 ± 0.61 | 0.854 | 0.403 |
Maximum area, cm2 | 2.62 (1.70–4.64) | 7.30 ± 4.43 | −2.321 | 0.02 |
Maximum necrotic area, cm2 | 1.10 ± 0.62 | 2.22 (1.36–6.43) | −2.867 | 0.004 |
Necrosis rate, % | 39 ± 26 | 47 ± 19 | 0.735 | 0.471 |
MTB load, CFU/mL | 202 (33.5–3812.75) | 1872 (1270–3906.75) | −1.98 | 0.048 |