Table 1

Information recommended by the International Ankle Consortium for patients with chronic ankle instability with the goal of providing a comprehensive description of the study participants who have been enrolled in controlled research studies

TopicSuggested content
Quality of ankle injury history1. The number of previous ankle sprains
2. The presence and frequency of reported episodes of ‘giving way'
3. The presence and frequency of reported episodes of feelings of instability
4. The scores on the validated self-reported ankle instability instruments utilised to establish inclusion criteria
5. Severity of injury (index and most recent incidents), including the number of days of immobilisation and/or non-weight bearing
6. If diagnosis was performed by a healthcare professional or self-diagnosed 
Timing of ankle sprain injury7. The time since the most recent ankle sprain
8. The number of weeks of supervised rehabilitation by a healthcare professional
9. The number of weeks since supervised rehabilitation was completed 
Potential confounding factors10. Any included mechanical instability ratings (ie, clinical laxity scales, arthrometry measures and stress radiography)
11. A rating of the current level of physical activity level using a validated scale (eg, Tegner scale, Godin Leisure Time Physical Activity, etc), and the minimum number of hours per week of participation in physical activity
12. Any concomitant, non-surgical injuries at the time of ankle sprain13. The frequency of use of prophylactic ankle support
14. The results of any functional or range of motion assessments
15. Presence of pain during functional activities