Table 1.

Comparisons between the two OAB clusters, mean ± SD

	Urinary cluster (n = 25, 52%)	Systemic cluster (n = 23, 48%)	p-value
Demographics
Age (mean ± SD)	53.8 ± 13.9	54.2 ± 10.0	0.84
No. of females	16	19	0.20
Urinary symptoms: (mean ± SD)
Urinary incontinence (ICIQ-UI, 0–21)^	10.7 ± 5.1	14.0 ± 4.1	0.028*
Incontinence impact (IIQ-7, 0–28)	6.5 ± 7.4	11.7 ± 8.6	0.027*
Overactive bladder (ICIQ-OAB, 0–16)^	8.8 ± 2.7	9.9 ± 2.6	0.20
Overactive bladder symptom severity (OAB-q SS, 6–36)	58.5 ± 20.0	69.3 ± 22.4	0.11
Psychosocial
Anxiety (HADS-A, 0–21)^	5.5 ± 4.1	9.5 ± 3.7	< 0.001*
Depression (HADS-D, 0–21)^	3.7 ± 3.5	6.9 ± 3.6	< 0.001*
Psychological stress (PSS, 0–40)^	12.9 ± 6.4	21.4 ± 7.0	< 0.001*
Somatic symptom burden (PSPS-Q, 0–59)^	7.5 ± 6.6	28.0 ± 7.6	< 0.001*
Childhood traumatic exposure (CTES, 0–42)^	5.4 ± 6.0	17.0 ± 11.6	< 0.001*
Death in family	2.1 ± 2.8	3.7 ± 3.2	0.070
Parental upheaval	0.8 ± 1.8	2.7 ± 3.2	0.021*
Sexual trauma	0.6 ± 1.9	3.1 ± 3.2	0.004*
Victim of violence	0.6 ± 1.9	2.5 ± 3.2	0.017*
Major illness	0.2 ± 0.8	2.4 ± 2.9	0.001*
Other trauma	1.2 ± 2.4	2.6 ± 3.0	0.055
Quality of life
Condition specific (OAB-q-HRQOL, 0–100, higher is worse)	40.3 ± 22.6	56.0 ± 26.9	0.045*
Global QOL (SF-36, 0–100, lower is worse)	74.6 ± 17.8	43.7 ± 18.4	< 0.001*

*p < 0.05. ^{^} identifies variables that are used in the clustering algorithm