Table 3 Association rules calculated from the 2 NCD clusters.

From: Incidence, prevalence and characteristics of multimorbidity in different age groups among urban hospitalized patients in China

Cluster

Antecedent

Consequent

Support

Confidence

Lift

Cluster 1

Hyperlipidemia

Ischemic heart disease

0.021

0.438

2.682

Diabetes, ischemic heart disease

Hypertension

0.026

0.695

2.617

Hyperlipidemia

Hypertension

0.033

0.676

2.548

Diabetes, cerebrovascular diseases

Hypertension

0.021

0.654

2.463

Diabetes, hypertension

Ischemic heart disease

0.026

0.395

2.418

Ischemic heart disease

Hypertension

0.090

0.549

2.069

Hypertension

Ischemic heart disease

0.090

0.338

2.069

Diabetes, hypertension

Cerebrovascular diseases

0.021

0.309

1.950

Cerebrovascular diseases

Hypertension

0.078

0.490

1.845

Diabetes

Hypertension

0.067

0.465

1.752

Cluster 2

Cancer

Liver disease

0.008

0.103

2.703

Liver disease

Cancer

0.008

0.204

2.703

Peptic ulcer disease

Arthritis

0.007

0.273

2.274

Arthritis

Peptic ulcer disease

0.007

0.058

2.274

Liver disease

Arthritis

0.007

0.191

1.593

Arthritis

Liver disease

0.007

0.061

1.593

Arthritis

COPD

0.005

0.043

1.076

COPD

Arthritis

0.005

0.129

1.076

Arthritis

Cancer

0.008

0.070

0.927

Cancer

Arthritis

0.008

0.111

0.927

  1. NCD noncommunicable disease, COPD chronic obstructive pulmonary disease.