Table 3

Baseline description of key outcome variables for the OSPRO validation cohort

VariableLabelOverall (n=440)Neck (n=98)Low back (n=118)Shoulder (n=107)Knee (n=117)
SF-8
Physical Component
(0–100)
Mean
±SD
42.7±8.543.8±7.540.9±7.844.7±8.641.8±9.3
Median (min, max)43.7
(22.4, 59)
44.6
(25.5, 58.2)
40.1
(25.6, 57.8)
46.8
(25.3, 58.4)
42.5
(22.4, 59)
SF-8
Mental Component (0–100)
Mean±SD50.9±9.149.0±9.250.4±8.951.1±9.453.0±8.6
Median (min, max)53
(22.6, 68.8)
51.2
(26, 62)
51.8
(27.7, 63.7)
53.8
(22.6, 64.7)
55.2
(26.8, 68.8)
Pain Intensity
(0–10 NRS)
Mean±SD4.2±2.04.3±1.94.5±1.74.1±2.14.0±2.2
Median (min, max)4
(0, 9.7)
4.3
(0, 9)
4.3
(0.7, 9.7)
4
(0.3, 9.3)
3.7
(0, 9)
Neck Disability Index (%)Mean±SD28.6±16.1
Median (min, max)24
(2, 76)
Oswestry Disability Index (%)Mean±SD28.7±18.2
Median (min, max)26
(0, 86)
Quick-DASH Score (0–100)Mean±SD38.8±20.1
Median (min, max)34.1
(2.3, 97.7)
IKDC Score*
(0–100)
(16 missing)
Mean±SD39.6±15.7
Median (min, max)39.2
(7.2, 77.3)
  • *Indicates missing items with number of subjects for a given variable reported in column.

  • DASH, Disability of Arm, Shoulder, Hand questionnaire; IKDC, International Knee Documentation Committee Subjective Evaluation Form; NRS, Numeric Rating Scale.