Adherence: Exercise logbook findings | Intervention Mean (SD) (n=22) | Control Mean (SD) (n=22) | Between group Mean difference (95% CI) | P value |

Proportion (%) of exercises attempted of total exercises prescribed | 62.8 (27.7) | 55.8 (19.4) | −7.0 (−21.6 to 7.5) | 0.34 |

Proportion (%) of repetitions completed of total prescribed | 62.1 (28.2) | 53.5 (21.2) | −8.6 (−23.8 to 6.5) | 0.26 |

Adherence: self-report questions (Numeric Rating Scale (0 to 10)) | Intervention Median (IQR) (n=18) | Control Median (IQR) (n=17) | Between group Median difference (95% CI) | P value |

‘I have been doing my exercise programme exactly as I was asked to by my physiotherapist’ | 6.0 (4.0 to 8.0) | 6.0 (4.0 to 7.0) | 1.0 (−1.0 to 3.0) | 0.35 |

‘I have been doing my exercise sessions the number of times I was asked to by my physiotherapist’ | 7.0 (5.0 to 9.0) | 6.0 (4.0 to 8.0) | 1.0 (−1.0 to 3.0) | 0.23 |

‘Within each exercise session, I have been doing all of the exercises I was asked to by my physiotherapist’ | 9.0 (6.0 to 10.0) | 8.0 (6.0 to 9.0) | 1.0 (−1.0 to 2.0) | 0.38 |

‘For each exercise, I have been doing the number of repetitions that I was asked to by my physiotherapist’ | 10.0 (9.0 to 10.0) | 9.0 (6.0 to 10.0) | 1.0 (0.0 to 3.0) | 0.03* |

Note: * denotes statistical significance p<0.05.