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Table 4 Responsiveness of the PROMIS-PF and PROMIS-APS

From: Using PROMIS for measuring recovery after abdominal surgery: a pilot study

A. PROMIS-PF

Hypotheses on each time point

Explanation

Group or subscale: Effect size

Change score (SD)

Hypothesis: Intermediate surgical procedures show larger change in physical function scores on each time point than minor surgical procedures.

 T0-T1

Intermediate: 2.11

19.52 (9.25)

Minor: 1.23

12.26 (10.00)

 T1-T2

Intermediate: 1.78

4.85 (2.73)

Minor: 1.27

10.22 (8.07)

 T2-T3

Intermediate: 1.81

8.12 (4.48)

Minor: 0.26

2.61 (9.88)

Hypothesis: The PROMIS-PF is equally or more responsive (at most 0.05 smaller effect size) than the WHO-MO subscale of the WHODAS between the consecutive time points

 T0-T1

PROMIS-PF: 1.62

15.40 (9.52)

Who-MO: 2.49

43.96 (17.62)

 T1-T2

PROMIS-PF: 1.11

7.90 (7.14)

Who-MO: 1.16

33.96 (29.37)

 T2-T3

PROMIS-PF: 0.51

5.08 (10.01)

Who-MO: 0.56

12.50 (22.44)

The PROMIS-PF is equally or more responsive (at most 0.05 smaller effect size) than the SF-PF subscale of the SF-36 between the consecutive time points

 T2-T3

PROMIS-PF: 0.51

5.08 (10.01)

SF-PF: 0.53

11.21 (21.26)

Total hypotheses confirmed: 6/7 = 85.7%

B. PROMIS-APS

Hypotheses on each time point

Explanation

Group or subscale: Effect size

Change score (SD)

Hypothesis: Intermediate surgical procedures show larger change in participation scores between the consecutive time points than minor surgical procedures

 T0-T1

Intermediate: 1.20

11.81 (9.82)

Minor: 0.68

6.97 (10.12)

 T1-T2

Intermediate: 0.25

2.56 (10.04)

Minor: 0.42

5.06 (12.04)

 T2-T3

Intermediate: 1.16

8.78 (7.54)

Minor: 0.45

5.55 (12.36)

Hypothesis: The PROMIS-APS is equally or more responsive (at most 0.05 smaller effect size) than the WHO-LA-H of the WHODAS between the consecutive time points

 T0-T1

PROMIS-APS: 0.90

9.07 (10.06)

Who-LA-H: 2.10

51.67 (24.37)

 T1-T2

PROMIS-APS: 0.33

3.98 (11.95)

Who-LA-H: 1.17

34.00 (29.13)

 T2-T3

PROMIS-APS: 0.59

7.00 (11.91)

Who- LA-H: 0.32

10.00 (31.58)

Hypothesis: The PROMIS-APS is equally or more responsive (at most 0.05 smaller effect size) than the WHO-LA-W of the WHODAS between the consecutive time points

 T0-T1

PROMIS-APS: 0.90

9.07 (10.06)

WHO-LA-W: 1.79

51.42 (28.80)

 T1-T2

PROMIS-APS: 0.33

3.98 (11.95)

WHO-LA-W: 0.96

30.24 (31.47)

 T2-T3

PROMIS-APS: 0.58

7.00 (11.91)

WHO-LA-W: 0.30

11.08 (36.47)

Hypothesis: The PROMIS-APS is equally or more responsive (at most 0.05 smaller effect size) than the WHO-PART of the WHODAS between the consecutive time points

 T0-T1

PROMIS-APS: 0.90

9.07 (10.06)

WHO-PART: 0.74

16.11 (21.70)

 T1-T2

PROMIS-APS: 0.33

3.98 (11.95)

WHO-PART: 0.70

13.06 (18.61)

 T2-T3

PROMIS-APS: 0.58

7.00 (11.91)

WHO-PART: 0.49

9.78 (20.00)

The PROMIS-APS is equally or more responsive (at most 0.05 smaller effect size) than the SF-PRF subscale of the SF-36 between the consecutive time points (T2-T3)

 T2-T3

PROMIS-APS: 0.58

7.00 (11.91)

SF-PRF: 0. 23

9.48 (40.97)

Total hypotheses confirmed: 7/13 = 53.8%

  1. Correct predicted hypotheses are highlighted in bold