Research Article

Association between Serum Cys C and PTB Cavitation

Table 2

Factors associated with PTB cavitation.

VariableWald OR95% CI

Gender-0.6210.7900.6170.4320.5370.114–2.530
Hemoptysis-2.4530.70712.0330.0010.0860.021–0.344
AFB (+)-2.7010.83110.5720.0010.0670.013–0.342
BUN0.1270.2210.3300.5661.1350.737–1.749
CR0.0080.0310.0610.8041.0080.949–1.070
Cys C0.3550.1465.9120.0151.4261.071–1.898
Smoking history
 Current smoking (1)0.0530.6490.0070.9351.0540.295–3.762
 Ex smoking (2)-1.5031.2081.5500.2130.2220.021–2.371

Binary logistic regression analyses were performed to adjust confounding factors and evaluate the factors associated with PTB cavitation. AFB(+): positive result of acid-fasting bacilli staining; BUN: blood urea nitrogen; Cys C: cystatin C; CI: confidence interval; , statistic significant.