Clinical Study

Lung Ultrasound Is Accurate for the Diagnosis of High-Altitude Pulmonary Edema: A Prospective Study

Table 4

Diagnostic value of LUS, CXR, and moist rales to HAPE.

LUS (95% CI)CXR (95% CI)Moist rales (95% CI)

Sensitivity0.98 (1.01–0.96)0.93 (0.97–0.88)0.81 (0.88–0.74)
Specificity0.91 (1.03–0.79)0.95 (1.04–0.87)0.86 (1.01–0.72)
Positive predictive values0.98 (1.01–0.96)0.99 (1.01–0.98)0.97 (1.00–0.94)
Negative predictive values0.91 (1.03–0.79)0.70 (0.86–0.54)0.44 (0.59–0.29)
Positive likelihood ratio10.83 (64.07–4.56)20.43 (110.45–2.40)5.94 (14.29–1.73)
Negative likelihood ratio0.0175 (0.0993–0.0063)0.0748 (0.1414–0.0396)0.2206 (0.2638–0.1194)