«The results support the current recommendations to limit caffeine
intake during pregnancy to less than 200 milligrams [mg] of caffeine per day, which is approximately two to three cups of black
coffee,» said
lead researcher Eleni Papadopoulou.
Incomplete PD case ascertainment among heavy
coffee drinkers could also
lead to an apparent protective effect of
coffee drinking if heavy
coffee intake were associated with not participating in follow - up examinations.