I'm in a similar position: I've had three mRNA doses, vaccines here may start to be available to my children next week I wouldn't want them to be the weak link

I'm in a similar position: I've had three mRNA doses, vaccines here may start to be available to my children next week I wouldn't want them to be the weak link, but having them partially immunized during a delta/omicron peak may be sub-optimal... Any data/analysis on the subject would be welcome