Table 1.

Structure of systematic literature search.

Rodents rat OR rats OR mouse OR mice OR rodent OR rodents

MRI [(MRI OR MRT OR NMR OR “magnetic resonance imaging”) proximity operator5 functional] OR fMRI OR BOLD OR “Blood oxygen level dependent”

Anaesthesia OR physiology anesthe* OR anaesthe* OR hypercapnia OR hyperoxia OR hypoxia OR apnoea OR “blood pressure” OR hypotension OR hypertension OR autoregulation OR thermoregulation OR “physiological noise” OR “functional connectivity” OR somatosensory OR stimulation OR isoflurane OR sevoflurane OR halothane OR medetomidine OR dexmedetomidine OR alpha-chloralose OR chloralose OR α-chloralose OR urethane OR propofol OR ketamine OR xylazine

Search terms within one building block were linked with “OR,” building blocks with “AND.” Database-specific syntax, truncation options and proximity operators (“NEAR” for Embase and Web of Science, “adj” for Medline, “W” for Scopus) were used.