Background. The authors of this meta-analysis aimed to assess saliva-related caries risk factors, including calcium and phosphate, hydrogen ion concentration, buffer capacity, Streptococcus mutans and Lactobacillus counts, flow rate, and decayed, missing and filled teeth index in each trimester during pregnancy.

Key Words. Pregnant women; saliva; caries; calcium; Streptococcus mutans; hydrogen ion concentration; phosphates; buffer capacity; flow rate; DMFT; meta-analysis.