From: A choice experiment assessment of stated early response to COVID-19 vaccines in the USA
Variable | Class 1 | Class 2 | Class 3 |
---|---|---|---|
Expected size | 22.29% | 29.01% | 48.69% |
Preferences: β | |||
Free | 0.6442 | 0.1848. | 0.6492*** |
Cost [$] | -0.0032 | -0.0074*** | -0.0011*** |
Effectiveness [%] | 0.0181** | 0.0217*** | 0.0098*** |
Protection [months] | 0.1457*** | 0.0587*** | 0.0228*** |
Incubation [days] | -0.0018 | -0.0173*** | -0.0016 |
Severe side effects [out of 106] | -0.0063*** | -0.0053*** | -0.0020*** |
Mild side effects [out of 10] | -0.0829 | -0.0761*** | -0.0434*** |
Introduced [months] | 0.1063 | 0.0463** | 0.0504*** |
Origin (base: Germany) | |||
USA | 0.6132 | 0.6284*** | 0.2927*** |
UK | 0.4724 | 0.2328** | 0.3436*** |
China | 0.0906 | -0.6744*** | 0.0478 |
Recommends (base: PCP) | |||
Media | -0.6104 | -0.7302*** | -0.5711*** |
CDC | -0.5464 | 0.0455 | -0.1903** |
WHO | -1.4917** | -0.1555. | -0.2911*** |
Heterogeneity: Î | |||
Cost × Income ≥ $120K | 0.0045 | 0.0005 | 0.0025*** |
Effectiveness × Wave 2 | 0.0073* | 0.0022* | 0.0013 |
China × Republican | -0.6470* | -0.3443*** | -0.0612 |
Opt out | |||
Opt-out constant | 5.5959*** | 1.6116*** | -2.8583*** |
Class assignment: γ | |||
Constant | -0.3326** | 0.1184 | |
Male | 0.5586*** | 1.0934*** | |
Household Income [$10K] | 0.0180** | 0.0398*** | |
Education BSc | 0.1750** | 0.2049*** | |
Education Postgraduate | 0.4588*** | 1.1254*** | |
Age | -0.0068*** | -0.0408*** | |
Black or African American | -0.0432 | -0.4359*** | |
Asian or Asian American | 0.3971** | 0.0423 | |
Religion extremely important | -0.5129*** | 0.1798*** | |
Democrat | 0.4294*** | 0.8728*** | |
Tested for COVID-19 | 0.4021*** | 0.3170*** | |
Had COVID-19 | 0.9076*** | 0.9269*** | |
No health insurance | -0.3106*** | -0.2865*** | |
Had flu shot | 0.8060*** | 0.9930*** | |
Against vaccination | -1.7113*** | -2.4752*** | |
Older than 65 in household | 0.2735*** | 0.3519*** | |
BMI | 0.0045 | 0.0159*** | |
Underlying condition | 0.4914*** | 0.6363*** | |
Works full time | 0.0959. | 0.6028*** | |
Loglikelihood | -15025.00 | ||
BIC | 30957.67 |