Table 3

Results Per Protocol Analysis
Baseline T1 3 months T2 6 months T3 Test-statistic
Number of participants with UI
Intervention group 29/51 25/51 18/51 Z = −.053‡
Control group 36/60 31/60 26/60 Z = −.531§
Frequency incontinence episodes (Number/ 3 days); mean (sd)
Intervention group (n = 51) 9.0 (12.2) 6.6 (9.6) 4.4 (7.4) F = 0.1
Control group (n = 60) 9.3 (11.3) 7.1 (10.5) 5.4 (8.5)
Physical Performance Test (0-28†); mean (sd)
Intervention group (n = 51) 16.7 (4.7) - 18.8 (3.9) F = 10.1*
Control group (n = 60) 16.4 (4.5) - 15.7 (4.5)
Health Related Quality of Life SF-12 (mental; 0-100†); mean (sd)
Intervention group (n = 51) 51.4 (10.5) - 49.9 (10.9) F = 1.5
Control group (n = 60) 52.7 (10.1) - 53.6 (7.7)
Health Related Quality of Life SF-12 (physical; 0-100†); mean (sd)
Intervention group (n = 51) 35.5 (11.0) - 36.6 (11.2) F = 2.4
Control group (n = 60) 34.7 (10.2) - 32.4 (11.2)
Specific Quality of Life (I-QOL; 0-110†); mean (sd)
Intervention group (n = 51) 66.6 (15.0) - 63.5 (15.0) F = 0.5∥
Control group (n = 60) 59.1 (15.2) - 66.1 (13.2)

* p < .01.

† Higher score indicates better performance.

‡ difference between baseline and 3 months (Mann–Whitney Test).

§ difference between baseline and 6 months (Mann–Whitney Test).

∥Corrected for baseline difference.

Tak et al.

Tak et al. BMC Geriatrics 2012 12:51   doi:10.1186/1471-2318-12-51

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