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Table 1 PROM reproducibility. SD = between-subject standard deviation, CI = confidence interval, sw = within-subject standard deviation, SDD = smallest detectable difference, ICC = intraclass correlation coefficient.

From: Range of shoulder motion in patients with adhesive capsulitis; Intra-tester reproducibility is acceptable for group comparisons

Movement

Side

Obs. 1

Obs. 2

Obs. 2-1

sw

SDD for various probabilities

ICC

  

Mean (SD)

Mean (SD)

Mean (95% CI)

 

95%

90%

80%

50%

(95% CI)

P. ABD

Affected

27° (9)

28° (9)

1° (-2 to 3)

5

14°

12°

0.72 (0.50–0.85)

 

Non-aff.

73° (15)

70° (14)

-3° (-5 to -1)

4

12°

10°

0.89 (0.79–0.94)

P. FLE

Affected

40° (13)

41° (12)

1° (-2 to 4)

6

17°

15°

11°

0.76 (0.57–0.88)

 

Non-aff.

87° (12)

84° (11)

-2° (-6 to 2)

7

20°

17°

13°

0.61 (0.34–0.79)

P. INT

Affected

31° (11)

29° (11)

-1° (-4 to 1)

5

14°

12°

0.81 (0.65–0.90)

 

Non-aff.

73° (14)

73° (12)

0° (-3 to 2)

5

13°

11°

0.88 (0.76–0.94)

P. EXT

Affected

12° (16)

12° (15)

0° (-3 to 2)

5

13°

11°

0.91 (0.82–0.95)

 

Non-aff.

71° (15)

70° (15)

-1° (-4 to 2)

6

15°

13°

10°

0.86 (0.74–0.93)

C. PROM

Affected

109° (38)

110° (36)

0° (-7 to 7)

13

37°

32°

25°

13°

0.87 (0.76–0.94)

 

Non-aff.

304° (39)

297° (40)

-6° (-12 to 0)

11

31°

27°

21°

11°

0.91 (0.82–0.95)