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Table 2 Prevalence of comorbidities and agreement between data derived from medical charts and administrative data (n = 3471)

From: A comparison of comorbidities obtained from hospital administrative data and medical charts in older patients with pneumonia

Comorbidities Medical charts No. (%) Administrative data No. (%) Kappa (95% CI)
Diabetes, uncomplicated 996 (28.7) 900 (25.9) 0.78 (0.77 - 0.80)
Metastatic cancer 116 (3.3) 112 (3.2) 0.71 (0.70 - 0.73)
Diabetes, complicated 203 (5.8) 256 (7.4) 0.69 (0.67 - 0.71)
Chronic pulmonary disease 561 (16.2) 417 (12.0) 0.54 (0.53 - 0.56)
Lymphoma 20 (0.6) 17 (0.5) 0.54 (0.52 - 0.56)
Alcohol abuse 33 (1.0) 23 (0.7) 0.53 (0.52 - 0.55)
Hypertension 2068 (59.6) 1190 (34.3) 0.45 (0.44 - 0.47)
Peripheral vascular disorders 199 (5.7) 94 (2.7) 0.44 (0.43 - 0.46)
Liver disease 109 (3.1) 57 (1.6) 0.43 (0.42 - 0.45)
Congestive heart failure 469 (13.5) 252 (7.3) 0.40 (0.39 - 0.42)
RA/Collagen vascular disease 43 (1.2) 12 (0.3) 0.36 (0.35 - 0.37)
Cardiac arrhythmias 489 (14.1) 222 (6.4) 0.34 (0.33 - 0.36)
Coagulopathy 118 (3.4) 271 (7.8) 0.33 (0.32 - 0.35)
Hypothyroidism 118 (3.4) 40 (1.2) 0.33 (0.32 - 0.35)
Other neurological disorders 426 (12.3) 142 (4.1) 0.33 (0.31 - 0.34)
Solid tumor without metastasis 363 (10.5) 200 (5.8) 0.32 (0.30 - 0.34)
Fluid and electrolyte disorders 942 (27.1) 712 (20.5) 0.32 (0.30 - 0.33)
Deficiency anemias 474 (13.7) 704 (20.3) 0.28 (0.26 - 0.29)
Valvular disease 98 (2.8) 38 (1.1) 0.21 (0.19 - 0.22)
Pulmonary circulation disorders 44 (1.3) 16 (0.5) 0.20 (0.18 - 0.21)
Psychoses 97 (2.8) 13 (0.4) 0.14 (0.13 - 0.15)
Weight loss 18 (0.5) 82 (2.4) 0.13 (0.12 - 0.15)
Depression 319 (9.2) 33 (1.0) 0.08 (0.07 - 0.09)
Renal failure 447 (12.9) 24 (0.7) 0.06 (0.05 - 0.07)
Peptic ulcer disease 174 (5.0) 16 (0.5) 0.05 (0.04 - 0.05)
Blood loss anemia 3 (0.1) 57 (1.6) 0.03 (0.02 - 0.04)
Paralysis 16 (0.5) 128 (3.7) 0.01 (-0.01 - 0.02)