Table 4.
Number and percentage of adults with influenza-associated hospitalization who were vaccinated against influenza, by age, sex, and poverty level, New Haven County, CT, 2007–2011 (N = 1023)
| Number of cases with vaccine data (n = 1035)a | Number (%) vaccinated (n = 513) | P-value* | |
|---|---|---|---|
| Age group | |||
| 18–49 years | 317 | 97 (30·6) | <0·001 |
| 50–64 years | 223 | 89 (39·9) | |
| 65+ years | 495 | 327 (66·1) | |
| Sex | |||
| Female | 652 | 320 (49·1) | 0·68 |
| Male | 383 | 193 (50·4) | |
| Below poverty | |||
| Low (0–4·9%) | 322 | 179 (55·6) | <0·001 |
| Medium–low (5–9·9%) | 167 | 85 (50·9) | |
| Medium–high (10–19·9%) | 286 | 142 (49·7) | |
| High (≥20%) | 260 | 107 (41·2) | |
*
Chi-squared test for trend for age group and for below poverty.