Relationship in the whole population between accuracy of parents' understanding of wheeze and reported wheeze in their children in the last 12 months
| Category | All children | Ethnic group | Townsend index# | ||||
| White | South Asian | Least-deprived third | Middle third | Most-deprived third | |||
| Subjects | 4115 (100) | 3126 (100) | 989 (100) | 1529 (100) | 1342 (100) | 994 (100) | |
| Reported current wheeze | 544 (13.2) | 411 (13.2) | 133 (13.5) | 198 (12.9) | 160 (11.9) | 157 (15.8) | |
| Accurate description | TP | 414 (10.0) | 315 (10.1) | 99 (10.0) | 147 (9.6) | 123 (9.2) | 122 (12.3) |
| Inaccurate description | FP | 130 (3.2) | 96 (3.1) | 34 (3.5) | 51 (3.3) | 37(2.7) | 35 (3.5) |
| No reported current wheeze | 3571 (86.8) | 2715 (86.9) | 856 (86.5) | 1331 (87.1) | 1182 (88.1) | 837 (84.2) | |
| Correct definition | TN | 2945 (71.6) | 2369 (75.8) | 576 (58.2) | 1174 (76.8) | 995 (74.2) | 610 (61.4) |
| Incorrect definition | PFN | 626 (15.2) | 346 (11.1) | 280 (28.3) | 157 (10.3) | 187 (13.9) | 227 (22.8) |
Data are presented as n (%). TP: true positive; FP: false positive; TN: true negative; PFN: potential false negative. #: the Townsend index is missing for 250 individuals.