Abstract S93 Table 1

Factor loadings for the 12-item Anxiety Inventory for Respiratory disease (AIR)

ItemFactor 1 loading
1I have felt tense, restless or wound-up0.71
2I have found it difficult to concentrate on things, such as watching TV or reading0.71
3I have had worrying thoughts going through my mind0.83
4I have felt frightened or very panicky0.85
5I have felt worked up and/or upset0.78
6I have had a fear of losing control and/or falling apart0.82
7I have worried about experiencing panic0.88
8I have found it hard to relax0.77
9I have had sudden and intense feelings of fear and/or panic0.86
10I have felt generally anxious0.85
11I have had thoughts that something bad might happen0.83
12I have felt nervous or on-edge0.89