Skip to main content

Table 1 Baseline characteristics of the study participants

From: Neutrophil-lymphocyte ratio as a predictor of delirium in older internal medicine patients: a prospective cohort study

Characteristics

 

Demographic data

 

Age (years), median (IQR)

84 (79–87)

Male sex, n (%)

527 (71.2)

Living alone, n (%)

31 (4.2)

Married, n (%)

610 (82.4)

Education, n (%)

 

Illiteracy or primary school

111 (15.0)

Middle school

133 (18.0)

High school or above

496 (67.0)

Alcohol abuse, n (%)

149 (20.1)

Smoker, n (%)

283 (38.2)

Type of admission

 

Emergency admission, n (%)

97 (13.1)

Primary admission diagnosis

 

COPD, n (%)

110 (14.9)

Hypertension, n (%)

83 (11.2)

Pneumonia, n (%)

79 (10.7)

Myocardial infarction, n (%)

63 (8.5)

Diabetes mellitus, n (%)

39 (5.3)

Stroke, n (%)

44 (5.9)

Heart failure, n (%)

22 (3.0)

Urinary tract infection, n (%)

15 (2.0)

Chronic renal failure, n (%)

12 (1.6)

Cataract, n (%)

10 (1.4)

Osteoporosis, n (%)

10 (1.4)

Peripheral vascular disease, n (%)

7 (0.9)

Atrial fibrillation, n (%)

6 (0.8)

Arthritis, n (%)

6 (0.8)

Geriatric assessment

 

Vision impairment, n (%)

243 (32.8)

Hearing impairment, n (%)

229 (30.9)

Cognitive impairment, n (%)

243 (31.6)

Barthel index, median (IQR)

80 (55–95)

CCI, n (%)

 

Mild (≤ 2)

566 (76.5)

Moderate (3–4)

136 (18.4)

Severe (≥ 5)

38 (5.1)

  1. IQR interquartile range, COPD chronic obstructive pulmonary disease, CCI Charlson Comorbidity Index