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Table 1 Characteristics of patients who completed analysis of internal consistency, responsiveness and those who were lost to follow-up

From: Polish adaptation and validation of the hip disability and osteoarthritis outcome score (HOOS) in osteoarthritis patients undergoing total hip replacement

Characteristics

At baseline

Completed analysis of consistency

Lost to follow-up

Completed analysis of responsiveness

N (% women)

157 (54)

36 (44)

95 (62)

Age at THR, mean [SD], years

66.8 (11.1)

68.8 (14.7)

67.0 (9.7)

HOOS subscales

 Pain

31.0 (16.5)

31.0 (17.7)

29.7 (16.1)

 Symptoms

28.8 (17.9)

29.9 (17.1)

26.3 (17.7)

 ADL

26.6 (14.4)

26.8 (16.4)

24.7 (16.6)

 Sports/Rec

14.3 (14.4)

13.5 (15.0)

12.7 (13.0)

 QOL

18.1 (15.6)

17.5 (15.5)

17.0 (15.6)

SF-36

 PF

19.5 (17.4)

21.1 (18.1)

18.1 (17.9)

 RP

25.1 (19.2)

21.4 (16.3)

25.1 (19.8)

 BP

18.6 (17.0)

17.9 (16.3)

18.0 (17.3)

 GH

47.4 (14.7)

44.4 (15.6)

48.9 (15.1)

 VT

39.2 (17.7)

35.7 (14.7)

40.2 (19.0)

 SF

42.0 (27.4)

42.5 (24.1)

42.6 (28.8)

 RE

65.5 (30.4)

64.5 (30.6)

63.3 (31.8)

 MH

51.7 (18.7)

51.3 (15.7)

52.5 (20.5)

 PCS

27.8 (6.4)

27.2 (6.1)

27.8 (6.5)

 MCS

38.9 (10.5)

38.2 (9.4)

39.0 (11.2)

VAS

6.7 (1.7)

6.7 (1.8)

6.8 (1.7)

  1. Due to the ongoing character of the study, 26 subjects had not completed one-year period after THR at time of follow-up assessment. Thus only 131 out of 157 subjects from the baseline group were eligible for further investigations. Since 36 subjects dropped out, the analysis of responsiveness was performed in 95 patients
  2. Abbreviations: SD standard deviation, THR total hip replacement, ADL activities of daily living, Sports/Rec sports and recreation function, QOL quality of life, PF physical functioning, RP role-physical, BP bodily pain, GH general health, VT vitality, SF social functioning, RE role-emotional, MH mental health, PCS physical component summary, MCS mental component summary, VAS visual analog scale for pain