Table 2.
PPVa uptake and reasons for not receiving PPV at 1-week.
| Intervention (n = 1251) | Control (n = 1266) | ARRb (95% CI) | |
|---|---|---|---|
| Computer-recorded PPV uptake n (%) | 716 (57.2) | 609 (48.1) | 1.2 (1.06, 1.37) |
| Awareness of PPV at 3-month, n (%) | 803 (64.2) | 734 (58.0) | 0.86 (0.69, 1.07) |
| Reason(s) for not receiving PPV at 1-week | Intervention (n = 448) | Control (n = 532) | p-Value |
|---|---|---|---|
| No need to receive PPV | 130 (29.0) | 188 (35.3) | 0.040 |
| Had received all necessary vaccinations | 27 (6.0) | 62 (11.7) | 0.002 |
| Too expensive | 1 (0.2) | 2 (0.4) | 1.000 |
| Don’t know where to receive vaccination | 37 (8.3) | 75 (14.1) | 0.005 |
| Sick/not feeling well | 28 (6.3) | 35 (6.6) | 0.896 |
| Would have surgery soon | 8 (1.8) | 8 (1.5) | 0.803 |
| No time | 5 (1.1) | 1 (0.2) | 0.099 |
| No one mentioned abut PPV at medical appointment | 25 (5.6) | 30 (5.6) | 1.000 |
| Have PPV later | 11 (2.5) | 7 (1.3) | 0.234 |
| Doctor did not recommend | 24 (5.4) | 17 (3.2) | 0.109 |
| Don’t want to receive PPV | 15 (3.3) | 2 (0.4) | <0.001 |
| Forgot to follow-up | 12 (2.7) | 12 (2.3) | 0.684 |
| Afraid of side effects of PPV/injection | 113 (25.2) | 68 (12.8) | <0.001 |
| Others | 12 (2.7) | 25 (4.7) | 0.129 |
a
PPV, pneumococcal polysaccharide vaccine.
b
Relative risk (RR) for Clinical Management System-recorded PPV uptake associated with the intervention adjusted for the effects of clustering, clinic, patient's educational level, whether have vaccination in the past 12 months and whether was aware of PPV at baseline.