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Table 3 Baseline characteristics

From: Prediction of long-term hospitalisation and all-cause mortality in patients with chronic heart failure on Dutch claims data: a machine learning approach

Characteristics

All patients

N = 25,776

Age (years), median (IQR)

74 (66–80)

Sex, n (%)

 Men

14,517 (56)

 Women

11,259 (44)

Marital status, n (%)

 Married

8697 (34)

 Unknown

8428 (33)

 Widow/widower

3802 (15)

 Never married

3040 (12)

 Divorced

1809 (7)

SES score, median (IQR)

 − 0.37 (− 1.17–0.47)

Income level, median (IQR)

5.0 (2.0–7.0)

Duration since last visit*, n (%)

 0–6 months

2993 (12)

 6–12 months

3327 (13)

 1–2 years

6975 (27)

 > 2 years

12,481 (48)

Hospitalisation, n (%)

 Year 1 (2015)

1446 (6)

 Year 1–3 (2015–2017)

3220 (12)

All-cause mortality, n (%)

 Year 1 (2015)

2434 (9)

 Year 1–3 (2015–2017)

7882 (31)

  1. *Period between the last occurrence of DBC for CHF in this baseline period up to January 1, 2015