Table 26.3—Age-Related Changes Potentially Resulting in Urinary Incontinence

Change

Predisposition

Type of Urinary Incontinence

Atrophic vaginitis and urethritis

Decreased urethral mucosal seal, irritation, UTI

Urge and stress UI

Benign prostatic hyperplasia

Prostatic hyperplasia or outlet obstruction or both with frequency, urgency, nocturia, DO

Urge or “overflow” UI

Decreased ability to postpone voiding

Frequency, urgency, nocturia

New or worsening urge, stress, mixed UI

Decreased detrusor contractility

Decreased flow rate, elevated postvoid residual, hesitancy

“Overflow” UI, DHIC

Decreased total bladder capacity

Frequency, urgency, nocturia

New or worsening urge, stress, mixed UI

DO (~ 20% of healthy, continent persons)

Frequency, urgency, nocturia

Urge and mixed UI, DHIC

Increased postvoid residual (< 50 mL)

Frequency, nocturia

New or worsening urge, stress, mixed UI

More urine output later in the day

Nocturia

Nocturnal UI

NOTE: DHIC = detrusor hyperactivity with impaired contractility; DO = detrusor overactivity; UI = urinary incontinence; UTI = urinary tract infection.