Table 1.
Descriptive statistics of whether elderly persons had absence of influenza vaccination at 2005-2006 flu season in Taiwan
| Variables | Received Vaccination (n = 14091) | Had an Absence of Vaccination (n = 6832) |
P- value |
|---|---|---|---|
| Individual factors (n, %) | |||
| Age | |||
| 65-69 | 5018(68.0%) | 2362(32.0%) | < 0.01 |
| 70-74 | 3523(68.5%) | 1624(31.5%) | |
| 75-79 | 2785(66.7%) | 1390(33.3%) | |
| ≥ 80 | 2765(65.5%) | 1456(34.5%) | |
| Gender | |||
| Women | 7475(67.9%) | 3537(32.1%) | 0.08 |
| Men | 6616(66.8%) | 3295(33.2%) | |
| Charlson Comorbidity Index | |||
| 0 | 3929(84.6%) | 713(15.4%) | < 0.01 |
| 1 | 2357(71.9%) | 922(28.1%) | |
| 2 | 2133(62.3%) | 1289(37.7%) | |
| ≥ 3 | 5672(59.2%) | 3908(40.8%) | |
| Health care utilizations (n, %) | |||
| Received flu shot at 2004-2005 flu season | |||
| No | 6690(56.7%) | 5117(43.3%) | < 0.01 |
| Yes | 7401(81.2%) | 1715(18.8%) | |
| Hospital factors (n, %) | |||
| Hospital level | |||
| Medical centers | 1536(57.5%) | 1137(42.5%) | < 0.01 |
| Regional hospitals | 1812(59.9%) | 1214(40.1%) | |
| District hospitals | 1738(65.8%) | 902(34.2%) | |
| Clinics | 9005(71.6%) | 3579(28.4%) | |
| Teaching status | |||
| Teaching | 3486(59.7%) | 2352(40.3%) | < 0.01 |
| Non-teaching | 10605(70.3%) | 4480(29.7%) | |
| Ownership | |||
| Public | 2324(63.3%) | 1350(36.7%) | < 0.01 |
| Non-for-profit | 1616(58.4%) | 1151(41.6%) | |
| For profit | 10151(70.1%) | 4331(29.9%) | |
| Specialty divisions | |||
| Internal medicine | 3091(59.6%) | 2094(40.4%) | < 0.01 |
| Family medicine | 1499(69.7%) | 614(30.3%) | |
| Other specialties | 9501(70.9%) | 4124(29.1%) |