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Table 3 Known-Groups Validity Statistics for the PPSM at 1 Year

From: The psychometric validation of a US English satisfaction measure for patients with benign prostatic hyperplasia and lower urinary tract symptoms

 

PPSM Total Score

PPSM-Global

PPSM-Pain

Health Outcome Measures and Ranges

N

F-Statistic

Mean (SD)

N

F-Statistic

Mean (SD)

N

F-Statistic

Mean (SD)

IPSS +

         

Level 1

25

31.25***

21.44 (9.89)

65

52.53***

15.21 (5.83)

25

17.34***

8.16 (4.79)

Level 2

84

 

30.22 (9.31)

139

 

20.09 (6.05)

85

 

10.95 (3.99)

Level 3

21

 

43.57 (9.76)

40

 

28.17 (7.67)

21

 

15.19 (3.24)

IPSS HRQoL ++

         

Level 1

27

13.57***

21.51 (9.88)

43

42.39***

13.16 (5.20)

27

6.97***

8.29 (5.02)

Level 2

39

 

27.33 (9.95)

84

 

17.40 (5.49)

40

 

10.07 (4.27)

Level 3

43

 

33.65 (7.95)

73

 

21.91 (4.87)

43

 

11.95 (3.44)

Level 4

15

 

39.00 (10.82)

32

 

26.87 (7.59)

15

 

13.73 (3.69)

Level 5

9

 

41.55 (14.18)

17

 

28.88 (8.10)

9

 

14.33 (4.63)

BII +++

         

Level 1

93

16.56***

27.25 (10.40)

188

26.97***

18.26 (6.59)

94

6.96***

10.05 (4.47)

Level 2

36

 

36.58 (9.86)

57

 

24.82 (7.37)

36

 

12.88 (3.77)

Level 3

5

 

46.00 (11.46)

6

 

30.00 (7.46)

5

 

14.20 (5.84)

  1. * p < 0.05, ** p < 0.01, *** p < 0.001
  2. + Level 1 – mild (scores of 0–7); Level 2 – moderate (scores of 8–19); Level 3 – severe (scores of 20–35)
  3. ++Level 1 – Delighted/Pleased; Level 2 – Mostly satisfied; Level 3 – Mixed; Level 4 – Mostly dissatisfied; Level 5 – Unhappy/Terrible
  4. +++Level 1 – low impact (scores of 0–4); Level 2 – medium impact (scores of 5–8); Level 3 – high impact (scores of 9–13)