achilles: Achilles Tendon Rupture

In repolr: Repeated Measures Proportional Odds Logistic Regression

Description

EuroQol activity scores, measured on a three point ordinal score scale, post-surgery for 48 patients at three occasions.

Usage

data(achilles)

Format

A data frame with 144 observations on the following four variables.

Patient

a patient identifier variable.

Treat

post-surgery treatments are either immediate mobilisation in a carbon-fibre orthosis with three 1.5cm heel raises (1) or traditional plaster cast immobilisation (2).

Time

recorded at baseline (1), six months (2) and one year (3) post-surgery.

Activity

ability to undertake usual activities post-surgery; this was scored by each patient as either no problem (1), some problem (2) or an inability (3) to perform usual activity (e.g. work, leisure, housework etc).

Source

Costa, M.L., MacMillan, K., Halliday, D., Chester, R., Shepstone, L., Robinson, A.H.N., Donell, S.T. (2006). Randomised controlled trials of immediate weight-bearing mobilisation for rupture of the tendon Achillis. Journal of Bone and Joint Surgery (British) 88-B, 69-77.

Examples

data(achilles)
head(achilles)

repolr documentation built on May 1, 2019, 9:20 p.m.