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Table 3 Associations between background variables and costs of health care in the six-month follow up period.

From: How does comorbidity affect cost of health care in patients with irritable bowel syndrome? A cohort study in general practice

Variables

Costs for consultations

Costs for hospitalisations

Costs for medications

Costs for alternative products

Total costs

Total IBS related costs

Age

0.841

0.579

0.001

0.182

0.003

0.498

Gender (female)

0.692

0.612

0.610

0.125

0.965

0.192

Education > 10 yrs

0.406

0.465

0.008

0.126

0.251

0.929

Smoker

0.631

0.725

0.607

0.301

0.567

0.531

Alcohol use

0.687

0.046

0.854

0.834

0.552

0.813

Reflux/Dyspepsia

0.261

0.543

0.309

0.388

0.385

0.427

IBS-symptom score

0.148

0.767

0.001

0.838

0.075

0.059

Somatic symptom score (SHC-17)

0.001

0.713

0.001

0.002

0.001

0.524

Organic disease score

0.003

0.014

0.001

0.434

0.001

0.914

Neurotissism

0.151

0.796

0.076

0.006

0.224

0.288

Health anxiety

0.008

0.873

0.024

0.105

0.132

0.892

Mood disorder (SCL 10)

0.292

0.975

0.050

0.001

0.140

0.338

  1. The results are given as p-values with significant values in bold. For all background variables higher values were associated with increased costs.