Skip to main content

Table 4 Construct validity, given as Spearman’s correlations of five HOOS subscales, eight SF-36 subscales, PCS and MCS as well as VAS Pain in subjects following primary THR (n = 157)

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

  HOOS subscales
 PainSymptomsADLSports/RecQOL
SF-36 subscalesPF0.66a0.60a0.68a0.71a0.65a
  (0.54 to 0.78)(0.47 to 0.73)(0.56 to 0.80)(0.59 to 0.82)(0.53 to 0.77)
 RP0.54a0.490.55a0.51a0.54a
  (0.41 to 0.68)(0.36 to 0.63)(0.42 to 0.69)(0.38 to 0.65)(0.41 to 0.68)
 BP0.70a0.62a0.73a0.57a0.61a
  (0.59 to 0.81)(0.49 to 0.74)(0.62 to 0.84)(0.44 to 0.70)(0.49 to 0.74)
 GH0.170.230.200.160.01
  (0.01 to 0.32)(0.08 to 0.39)(0.04 to 0.35)(0.01 to 0.32)(−0.15 to 0.17)
 VT0.370.460.380.360.30
  (0.22 to 0.52)(0.32 to 0.60)(0.23 to 0.53)(0.21 to 0.51)(0.15 to 0.45)
 SF0.300.470.340.290.34
  (0.15 to 0.46)(0.33 to 0.61)(0.20 to 0.50)(0.14 to 0.45)(0.19 to 0.49)
 RE0.110.290.10−0.080
  (−0.04 to 0.27)(0.13 to 0.44)(−0.06 to 0.26)(−0.24 to 0.08)(− 0.16 to 0.16)
 MH0.320.380.330.200.23
  (0.17 to 0.47)(0.23 to 0.52)(0.18 to 0.48)(0.05 to 0.36)(0.07 to 0.38)
 PCS0.66a0.62a0.70a0.69a0.64a
  (0.54 to 0.78)(0.49 to 0.74)(0.59 to 0.82)(0.57 to 0.81)(0.51 to 0.76)
 MCS0.280.450.290.130.18
  (0.13 to 0.43)(0.31 to 0.59)(0.14 to 0.44)(−0.02 to 0.29)(0.02 to 0.33)
VASPain−0.49−0.42− 0.47−0.40− 0.37
  (−0.62 to − 0.34)(− 0.56 to − 0.27)(−0.61 to − 0.33)(−0.55 to − 0.25)(−0.52 to − 0.22)
  1. As hypothesized, correlations between HOOS subscales and the PCS of the SF-36 were stronger than between HOOS subscales and the MCS of the SF-36 (a priori hypothesis 7). Note that the subscales better representing Mental Health as well as MCS scores appear in the table in bold font
  2. Abbreviations: 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
  3. a As hypothesized, expected correlations were above 0.50 for a priori hypotheses 1–3 and 6