Table 4.
Probit and logistic regressions: determinants of uptake of the COVID-19 vaccination among residents of the Cape Coast Metropolis, Ghana
| Determinants | Model I (Probit Regression) | Model II (logistic Regression) | ||||
|---|---|---|---|---|---|---|
| Coef (SE) | P >|z| | [95% Conf. Interval] | Odds (SE) | P >|z| | [95% Conf. Interval] | |
| Gender (ref. male) | ||||||
| Female | 0.1480 (0.152) | 0.332 | [− 0.151; 0.447] | 1.226(0.3089) | 0.417 | [0.770 2.108] |
| Religion (ref. others) | ||||||
| Christianity | 0.5421(0.583) | 0.352 | [− 0.600; 1.684] | 3.467(4.80) | 0.369 | [0.360; 33.381] |
| Islam | 0.939 (0.593) | 0.113 | [− 0.222; 2.102] | 6.542(9.261) | 0.185 | [0.408; 104.881] |
| Age | 0.005(0.004) | 0.162 | [− 0.002; 0.013] | 1.010 (0.007) | 0.151 | [0.996; 1.023] |
| Wait time (ref. Indifferent with the time) | ||||||
| Less than 30 min | 0.423 (0.184) | 0.019* | [0.071; 0.796] | 2.080 (0.673) | 0.024* | [1.102; 3.925] |
| Maximum 45 min | 0.658 (0.297) | 0.027* | [0.075; 1.241] | 3.013 (1.527) | 0.030* | [1.115; 8.139] |
| An hour and above | 0.180 (0.278) | 0.518 | [− 0.365; 0.725] | 1.370 (0.637) | 0.498 | [-0.365; 0.725] |
| Trust for pharmaceuticals to make safe vaccines (ref. No) | ||||||
| Yes | 0.077 (0.181) | 0.669 | [− 0.277; 0.432] | 1.204 (0.371) | 0.546 | [0.657; 2.206] |
| COVID-19 invented (ref. No) | ||||||
| Yes | − 0.278(0.155) | 0.073 | [− 0.583 0.0258] | 0.636 (0.169) | 0.090 | [0.377; 1.073] |
| Source of information (ref. Others) | ||||||
| Health care workers | 0.303 (0.160) | 0.059 | [− 0.011; 0.617] | 1.658 (0.456) | 0.066 | [0.967; 2.844] |
| Vaccine producers interested in your health (ref. No) | ||||||
| Yes | 0.873 (0.206) | 0.000* | [0.469; 1.277] | 4.109(1.461) | 0.000* | [2.046; 8.251] |
| Benefits- Once vaccinated I will be able to live my life with no restrictions (ref. No) | ||||||
| Yes | 0.513 (0.196) | 0.009* | [0.127; 0.898] | 2.402(0.813) | 0.010* | [1.237; 4.66] |
| There are no other reasons why so many people are sick (ref. No) | ||||||
| Yes | -0.8977(0.319) | 0.005* | [− 1.523; − 0.272] | 0.213 (0.125) | 0.009* | [0.067; 0.6758] |
| My risk of getting sick with COVID‐19 is bigger than the risk of side effects from the vaccine (ref. No) | ||||||
| Yes | 0.444(0.179) | 0.013* | [0.091; 0.796] | 2.0577 (0.624) | 0.017* | [1.135; 3.730] |
| It is impossible to get COVID‐19 or any other disease from the vaccine itself or its components (ref. No) | ||||||
| Yes | − 0.046 (0.195) | 0.813 | [− 0.429; 0.3375] | 0.942 (0.313) | 0.859 | [0.491; 1.808] |
| Constant | − 2.702(0.650) | 0.000 | [− 3.978; − 1.427] | 0.007(0.012) | 0.003 | .[ 0.000; 0.1822] |
Probit model: Pseudo R.2 = 0.2147; Wald chi2(15) = 106.16; Prob > chi2 = 0.000
Logistic model: Pseudo R.2 = 0.2147; Wald chi2(15) = 90.02, Prob > chi2 = 0.000