What's the difference between apician and epicure?

Apician

Definition:

(a.) Belonging to Apicius, a notorious Roman epicure; hence applied to whatever is peculiarly refined or dainty and expensive in cookery.

Example Sentences:

Definition:

(n.) A follower of Epicurus; an Epicurean.
(n.) One devoted to dainty or luxurious sensual enjoyments, esp. to the luxuries of the table.

Example Sentences:

(1) The actual figures from the 2000 EPICure study into the survival of extremely premature infants, which the RCOG cites and is the best source of information on this topic, says 33% of babies born at 24 weeks, 19.9% at 23 weeks, and 9.1% at 22 weeks live long enough to be discharged from hospital.
(2) The Epicure study conducts ongoing research into the care of very premature babies – those born before 27 weeks' gestation.
(3) By contrast, North, the priest and “establishment humanitarian” character (tellingly also a “confirmed drunkard”, or by today’s lax standards, a hipster epicure) fails in his pledge to save Kirkland from the lash.
(4) EPICUR is a double-blind trial which was designed to study the efficacy of IMOCURR versus placebo.
(5) But he was back on stage last year, first as a misogynist millionaire in Pauline Macaulay's The Creeper and then, more happily, as Sir Epicure Mammon in The Alchemist at the National.