Table 2

Baseline characteristics of patients with negative and positive lung ultrasound examinations

Negative ultrasound
(n=60)
Positive ultrasound
(n=42)
P value
Age, mean (SD)41.0 (13.1)47.4 (15.5)0.038
Sex, n (%)0.022
 Female25 (42)28 (67)
 Male35 (58)14 (33)
Race/ethnicity, n (%)0.163
 Caucasian19 (32)20 (48)
 African-American2 (3)2 (5)
 Asian/Pacific Islander10 (17)6 (14)
 Hispanic27 (45)10 (24)
 Other2 (3)4 (10)
Current or prior smoker, n (%)19 (32)8 (19)0.233
BMI, mean (SD)27.8 (5.3)25.2 (5.0)0.009
Baseline symptom, n (%)
 Fever17 (28)19 (45)0.122
 Cough42 (70)29 (69)1.000
 Shortness of breath26 (43)19 (45)1.000
  • Values in bold are statistically significant at p-value of p ≤ 0.05.

  • BMI, body mass index.