TABLE 2

Characteristics of the 47 patients in the negative-control group, according to Nocardia PCR results

CharacteristicaNegative Nocardia PCR result
(n = 35)
Positive Nocardia PCR result
(n = 12)
P (bivariate analysis)
Age at diagnosis (median [range]) (yr)53 (5–83)49 (17–70)0.7
Male (n [%])24 (68.5)6 (50)0.3
Sample origin (n [%])
    Pulmonary29 (82.8)12 (100)0.3
    Otherb6 (17.1)0
Underlying conditions (n [%])
    Corticosteroid13 (37.1)4 (33.3)1
    Immunosuppressive treatment13 (37.1)7 (58.3)0.3
    Hematological malignancy12 (34.2)6 (50)0.5
    Chronic bronchopulmonary disease11 (31.4)8 (66.6)0.044
    HIV6 (17.1)00.31
    PID5 (14.2)2 (16.6)1
    SOT9 (25.7)3 (25)1
SXT prophylaxis (n [%])17 (48.5)3 (25)0.19
Antibiotic treatment before sampling (n [%]) (n = 46)18 (51.4)4 (36.3)0.33
  • a HIV, human immunodeficiency virus; PID, primary immunodeficiency; SOT, solid organ transplantation; SXT, trimethoprim-sulfamethoxazole.

  • b Other includes cutaneous biopsy (n = 2), pleural effusion (n = 2), cerebrospinal fluid (n = 1), and abscess (n = 1).