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Table 1 General characteristics of patients

From: Mapping of Incontinence Quality of Life (I-QOL) scores to Assessment of Quality of Life 8D (AQoL-8D) utilities in patients with idiopathic overactive bladder

Patient characteristic N = 177
Mean age, years 56.5 (SD: 13.7)
Females 85.3%
Caucasian 95.7%
Mean years since diagnosis of iOAB, n (%)  
• <1 year 28 (16)
•1-4 years 105 (59)
• 5-10 years 28 (16)
• >10 years 16 (9)
History of anti-cholinergic medication use, n (%)  
• Used previously 157 (89)
• Failed 71 (40)
Education, n (%)  
• Elementary/High School 129 (73)
• College/University degree 35 (20)
• Post-graduate degree 13 (7)
Income, n (%)  
• ≤$50,000 91 (51)
• $50,001 to $100,000 35 (20)
• >$100,000 24 (14)
• Did not disclose 27 (15)
Urinary incontinence, mean episodes per day (SD) 2.5 (2.2)
Micturitions, mean episodes per day (SD) 8.5 (4.2)
Nocturiaa, n (%) 95 (53.7)
Urgency, mean episodes per day (SD) 3.2 (3.4)
I-QOL score, mean (SD) 78.0 (18.3)
AQoL-8D utility, mean (SD) 0.62 (0.21)