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Table 1 Sociodemographic data of all studied patients

From: Platelet count as a predictor of outcome of hospitalized patients with community-acquired pneumonia at Zagazig University Hospitals, Egypt

Parameter Group Total (n = 250) χ2 p value
Group I (n = 15) Group II (n = 202) Group III (n = 33)
Age ± SD, years 73 ± 9.5 59 ± 19 54.2 ± 12.6 59.1 ± 13.9 14.56* < 0.001a
Male 8 (63.3%) 132 (65.3%) 17 (51.5%) 157 (62.8%) 2.93 0.23
Female 7 (46.7%) 70 (34.7%) 16 (50%) 93 (37.2%)
Non-smoker 8 (53.3%) 111 (55.0%) 24 (72.7%) 143 (57.2%) 3.75 0.15
Smoker 7 (46.7%) 91 (45.0%) 9 (27.3%) 107 (42.8%)
Antiplatelet therapy 3 (20.0%) 23 (11.4%) 3 (9.1%) 29 (11.6%) 1.24 0.53
Comorbidities
Respiratory 4 (26.7%) 89 (44.1%) 15 (45.5%) 108 (43.2%) 1.8 0.4
Cardiac 8 (53.3%) 33 (16.3%) 4 (12.1%) 45 (18.0%) 13.1 0.001a
Diabetes mellitus 2 (13.3%) 34 (16.8%) 5 (15.2%) 43 (17.2%) 0.16 0.91
Hepatic 4 (26.7%) 13 (5.9%) 2 (6.1%) 18 (7.2%) 6.2 0.04a
Renal 2 (13.3%) 9 (4.5%) 1 (3.0%) 12 (4.8%) 2.66 0.26
  1. Group I, thrombocytopenia; group II, normal platelet count; group III, thrombocytosis
  2. *One-way ANOVA is used
  3. aDifference between group I and other groups