TABLE 1.

Main characteristics of the 148 patients included in the study (according to available clinical data)

Characteristic	Value	MVa
Median age (range) (yr)	57 (0–90)	0
Sex ratio (male/female)	2.9	0
Underlying disease, no. (%)
HIV infection	40 (27.4)	2
CD4+ T-cell, mean/mm3 (range)	56 (1–1,240)	2
Solid cancer	25 (17.1)	2
Solid organ transplantation	9 (6.2)	2
Hematologic malignancy	45 (30.8)	2
Bone marrow transplant	3 (2.1)	2
Autoimmune or inflammatory disease	11 (7.8)	7
COPDb	19 (13.0)	2
Other	10 (6.8)
Concomitant treatment, no. (%)
Anti-tumor chemotherapy	48 (32.7)	1
Immunosuppressive agents (other than chemotherapy or corticosteroids)	18 (12.2)	0
Long-term corticosteroid therapy	6 (4.1)	0
Clinical signs, no. (%)
Cough	74 (54.8)	13
Fever	88 (65.2)	13
Dyspnea	92 (67.6)	12
Radiological findings (chest radiography or computed tomography scan), no. (%)
Abnormalities consistent with PCP	113 (79.6)	6
No abnormality or abnormalities not consistent with PCP	29 (20.4)	6
Curative treatment of PCP	78 (52.7)	0
Other documented etiology for the pneumonia	33 (26.2)	22

^aMV, missing value.

^bCOPD, chronic obstructive pulmonary disease.