Figure 1.
Survival analysis of prognostic factors. (A) Effect of initial response to treatment at day 3 on survival. Patients who were non-responsive to the treatment had strikingly higher mortality rates. (B) Effect of CURB-65 scores at the presentation on survival. Patients with CURB-65 score equal to or above 2 had more unfavorable outcome. (C) Effect of PSI class at the presentation on survival. Patients with PSI class 5 comparing to others had poorer prognosis. (D) Effect of tachypnea at the presentation on survival. Patients with respiratory rates ≥22 had more unfavorable outcome.
