24-Hour Shrinkage Behavior of Ten Resin-Based Composites.

Researchers measured shrinkage strain, shrinkage stress, and degree of conversion over 24 hours across ten commercial resin composites using different curing protocols, finding that early shrinkage measurements did not reliably predict final material performance rankings.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.