Does the Beta-Lactam Matter? Nafcillin versus Cefazolin for Methicillin-Susceptible Staphylococcus aureus Bloodstream Infections.

Background: Antistaphylococcal penicillins have historically been regarded as the drugs of choice for methicillin-susceptible Staphylococcus aureus (MSSA) bloodstream infections (BSI). However, recent outcomes data compared to cefazolin treatment are conflicting.

Objective: This study compared treatment failure and adverse effects associated with nafcillin and cefazolin for MSSA BSI.

Opportunistic food consumption in relation to childhood and adult food insecurity: An exploratory correlational study.

Food insecurity is associated with high body weight for women but not men in affluent Western societies. However, it is not currently known what behavioural or psychological mechanisms drive this association. Moreover, it is also unknown whether only current experience of food insecurity in adulthood is important, or there are lasting effects of childhood experience.