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Table 4 Duncan’s multiple range test grouping of clusters by quality of life (QOL)

From: Multimorbidity and quality of life after blast-related injury among US military personnel: a cluster analysis of retrospective data

Duncan group

Cluster

n

%

QOL

ISS

A

Musculoskeletal

518

26.3%

0.501

7.3

Heterogeneous

629

31.9%

0.496

5.3

B

Concussion/anxiety

309

15.7%

0.459

4.0

Polytrauma

274

13.9%

0.452

17.1

C

Clinical triad

242

12.3%

0.416

8.3