Data collection
PAD
Baseline demographic data was collected in the main trial and included age, gender, UI severity, need for help to use the toilet. Individual resident absorbent pad usage in 24 h (brand, product name, size and number used) was measured at baseline, 6, 12 and 18 weeks using diaries kept by care home staff which were counted by the Research Assistants. The staff grade of the person delivering TTNS or sham stimulation and average time taken to set up and remove equipment (over 6 week period (minutes) was recorded by trained care home staff. Participant HRQoL was measured using DEMQOL and DEMQOL-PROXY (titled DEMQOL-Carer) questionnaires at baseline, 6 and 18 weeks [