Waldinger divided patients with premature ejaculation into 4 categories.
Categories:
(1) lifelong premature ejaculation
(2) acquired premature ejaculation
(3) variable premature ejaculation (includes normal variation)
(4) perceived or imagined premature ejacation (premature-like ejaculatory dysfunction)
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Category
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Premature Ejaculation
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Normal Ejaculation
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lifelong
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always or almost always
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never or rare
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acquired
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period of life
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normal before, hope of normalcy afterwards
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variable
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inconsistent and often unpredictable
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usual state
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perceived
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imagined without objective evidence
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actual state
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The patient with lifelong premature ejaculation has had the problem since becoming sexually active and with most or all sexual partners.
Acquired premature ejacuation may be a result of:
(1) a problem in the relationship
(2) medical illness (thyroid disease, urologic disorder, etc)
(3) psychological stress
