|
Table 2: Cutoff points, multivariate and backward stepwise multivariate analysis for association with complicated acute appendicitis. |
|||||||||
|
Variable |
Cutoff point |
Sens (%) |
Spec (%) |
Crude OR [95%CI] |
p |
OR* [95%CI] |
p |
OR** [95%CI] |
p |
|
Leukocytes (cells/mm3) |
10,195 |
77.6 |
46.6 |
2.63 [1.5-4.6] |
0.001 |
1.04 [0.32-3.34] |
0.95 |
||
|
Neutrophils (cells/mm3) |
7,050 |
80.5 |
46.6 |
3.59 [2.02-6.39] |
< 0.001 |
2.35 [0.67-8.29] |
0.183 |
||
|
Eosinophils (cells/mm3) |
55 |
67.8 |
53.4 |
2.41 [1.4-4.16] |
0.001 |
2.23 [1.24-4.01] |
0.007 |
2.2 [1.2-4] |
0.005 |
|
NLR |
3.18 |
88.8 |
37 |
6.64 [2.44-8.83] |
< 0.001 |
2.27 [1.03-7.09] |
0.043 |
4.4 [2.2-8.5] |
< 0.001 |
|
PLR |
187.4 |
57.1 |
60.3 |
2.01 [1.17-3.47] |
0.011 |
1.56 [0.83-2.94] |
0.171 |
||
|
NPR |
0.03 |
70.7 |
54.8 |
2.52 [1.45-4.38] |
0.001 |
0.68 [0.29-2.01] |
0.48 |
||
|
Constant |
0.06 |
< 0.001 |
0.18 |
< 0.001 |
|||||
|
CI = confidence interval. NLR = neutrophil/lymphocyte ratio. NPR = neutrophil/platelet ratio. OR = odds ratio. PLR = platelet/lymphocyte ratio. Sens = sensitivity. Spec = specificity. * Multivariate analysis. ** Backward stepwise method (WALD).. |
|||||||||