Table 2.
Cox regression model for the association between types of running equipment and RRI (N = 7347, number of runners with an RRI = 3713).
| Types of running equipment | HR | 95% CI | p |
|---|---|---|---|
| No use of equipment | 1.00 | — | — |
| Ankle brace | 1.52 | [0.90; 2.58] | 0.117 |
| Knee brace | 1.48 | [1.14; 1.92] | 0.003 |
| Ankle tape | 2.10 | [1.44; 3.07] | < 0.001 |
| Knee tape | 1.83 | [1.19; 2.82] | 0.006 |
| Insoles | 1.34 | [1.20; 1.49] | < 0.001 |
| Compression socks | 1.14 | [1.02; 1.27] | 0.019 |
| Jogging stroller | 0.63 | [0.39; 0.99] | 0.047 |
| Backpack | 1.00 | [0.87; 1.14] | 0.954 |
| Multi-use (> 1 equipment) | 1.27 | [1.15; 1.40] | < 0.001 |
| Uncertain | 0.60 | [0.25; 1.44] | 0.250 |
| Uncertain + equipment | 1.01 | [0.61; 1.67] | 0.978 |
Abbreviations: 95% CI, 95th percent confidence interval; HR, hazard ratio; RRI, running-related injury.