highly significantp<0·0001
The marginal treatment effect was highly significant for penicillins and macrolides (−3·916 [95% CI −5·202 to −2·636]; p<0·0001), but was not significant for the other antibiotics (−0·308 [–0·773 to 0·156]; p=0·194).
The marginal treatment effect was highly significant for penicillins and macrolides (−3·916 [95% CI −5·202 to −2·636]; p<0·0001), but was not significant for the other antibiotics (−0·308 [–0·773 to 0·156]; p=0·194).