Table 1. Characteristics of the patients who had a positive versus negative influenza POCT result.
| All swabs (n = 648) | Influenza +ve (n = 128) | Influenza -ve (n = 520) | |
|---|---|---|---|
| Sex | |||
| Males | 263 (40.6%) | 60 (46.9%) | 203 (39.0%) |
| Females | 385 (59.4%) | 68 (53.1%) | 317 (61.0%) |
| Age | |||
| 0–17 years | 233 (36.0%) | 55 (43.0%) | 178 (34.2%) |
| 18–64 years | 349 (53.8%) | 64 (50.0%) | 285 (54.8%) |
| ≥65 years | 66 (10.2%) | 9 (7.0%) | 57 (11.0%) |
| Ethnicity | |||
| White ethnicity | 396 (61.1%) | 76 (59.4%) | 320 (61.5%) |
| All other ethnicity | 66 (10.2%) | 13 (10.2%) | 53 (10.2%) |
| Ethnicity unknown | 186 (28.7%) | 39 (30.4%) | 147 (28.3%) |
| IMD Quintile | |||
| 1 (most deprived) | 41 (6.3%) | 15 (11.7%) | 26 (5.0%) |
| 2 | 64 (9.9%) | 15 (11.7%) | 49 (9.4%) |
| 3 | 120 (18.5%) | 27 (21.1%) | 93 (17.9%) |
| 4 | 188 (29.0%) | 32 (25.0%) | 156 (30.0%) |
| 5 (least deprived) | 216 (33.3%) | 36 (28.1%) | 180 (34.6%) |
| Unknown | 19 (3.0%) | 3 (2.4%) | 16 (3.1%) |
| Risk group | |||
| Y | 175 (27.0%) | 28 (21.9%) | 147 (28.3%) |
| N | 473 (73.0%) | 100 (78.1%) | 373 (71.3%) |
| Average number of GP visits in last 12 months | 27.6 | 20.7 | 29.3 |
| (95% CI: 25.7–29.5) | (95% CI: 17.1–24.3) | (95% CI: 27.1–31.4) | |
| Average number hospitalisations in last 12 months | 1.4 | 1.3 | 1.4 |
| (95% CI: 1.3–1.5) | (95% CI: 1.1–1.5) | (95% CI: 1.3–1.5) | |
| Influenza vaccination in last season | |||
| Y | 181 (27.9%) | 27 (21.1%) | 154 (29.6%) |
| N | 467 (72.1%) | 101 (78.9%) | 366 (70.4%) |
| Pregnant | |||
| Y | 11 (1.7%) | 1 (1%) | 10 (2.0%) |
| N | 637 (98.3%) | 127 (99%) | 510 (98.0%) |
| Pneumococcal vaccination | |||
| Y | 177 (27.3%) | 31 (24.2%) | 146 (28.1%) |
| N | 471 (72.7%) | 97 (75.8%) | 374 (71.9%) |