Estimate	Std. Error	z value	Pr(> |z|)
(Intercept)	−7.2964	0.4339	−16.814	< 2e‐16***
as.factor(n_vacc)1	1.6505	0.4447	3.711	0.000206***
as.factor(n_vacc)2	6.5178	0.5110	12.755	< 2e‐16***

Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1.