Volume 21, Number 8—August 2015
Research
Differentiation of Acute Q Fever from Other Infections in Patients Presenting to Hospitals, the Netherlands1
Table 3
Characteristic | Study group, n = 82 | Control group, n = 52 | p value |
---|---|---|---|
Dyspnea | 13/73 (18) | 18/41 (44) | 0.03† |
Abnormal heart sounds | 1/80 (1) | 0/51 (0) | NS† |
Cardiac murmur | 11/80 (14) | 4/50 (8) | NS† |
Decreased breath sounds | 6/78 (8) | 7/46 (15) | NS† |
Bronchial breath sounds | 9/64 (14) | 5/37 (14) | NS† |
Crackles | 36/76 (47) | 19/43 (44) | NS† |
Rhonchi | 3/68 (4) | 9/41 (22) | 0.005† |
Palpable liver | 1/69 (1) | 1/39 (3) | NS† |
Palpable spleen | 0/68 (0) | 0/36 (0) | NS† |
Exanthema | 2/9 (22) | 0/6 (0) | NS† |
Lymphadenopathy | 2/27 (7) | 2/21 (10) | NS† |
Temperature, °C (no. patients) | 38.4 (67) | 38.3 (48) | NS‡ |
Heart rate, beats/min (no, patients) | 93 (73) | 91 (50) | NS‡ |
Systolic blood pressure, mm Hg, (no. patients) | 134 (73) | 138 (49) | NS‡ |
Respiratory rate, breaths/ min (no. patients) | 25 (24) | 25 (21) | NS‡ |
Saturation, % oxygenation (no. patients)§ | 97 (57) | 95 (34) | 0.022‡ |
*Values are no positive/no. tested (%) unless otherwise indicated. NS, not significant.
†By χ2 test.
‡By Student t-test.
§Saturation without oxygen.
1Preliminary results from this study were presented as a poster (P1851) at the 22th annual European Congress of Clinical Microbiology and Infectious Diseases, March 31–April 3, 2012, London, UK.
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