Pulmonary Embolism in Pneumonia: Still a Diagnostic Challenge? Results of a Case-Control Study in 100 Patients

Table 2

Categorisation of patients according to paraclinical characteristics.

Characteristic	Patient group		Total ()
	PE ()	CAP ()
Consolidation
Yes	21 (53.85%)	30 (66.67%)	51 (60.71%)
No	18 (46.15%)	15 (33.33%)	33 (39.29%)
Missing	6	0	6
value (McNemar)	0.371
Sepsis
Yes	12 (26.67%)	14 (31.11%)	26 (28.89%)
No	33 (73.33%)	31 (68.89%)	64 (71.11%)
value (McNemar)	0.564
-dimer
Mean	7.20	3.16	5.18
Std	8.27	4.67	6.98
Median	4.10	1.85	2.77
Minimum	0.52	0.18	0.18
Maximum	36.10	27.70	36.10
value (-test)	0.003
CRP
Mean	98.13	107.78	102.95
Std	91.10	118.65	105.29
Median	64	64	64
Minimum	5	3	3
Maximum	404	399	404
value (-test)	0.695
Leucocytes
Mean	11671.11	12213.33	11942.22
Std	4425.83	6343.34	5445.29
Median	10800	11600	10950
Minimum	4100	4900	4100
Maximum	24400	42700	42700
value (-test)	0.650

PE: pulmonary embolism; CAP: community acquired pneumonia; : number of patients; Std: standard deviation; CPR: C-reactive protein; -test: paired -test; McNemar: McNemar test.