30. Table 1 . Questions for disability assessment. Dress: help required with footwear Dressing? Sexual activity reduced or curtailed Sex life? Sleep disturbed by pain at least twice a week Sleeping? Miss or curtail social activities (excluding sport) Socializing? Travel less than 30 minutes Travelling ? Walk less than 30 minutes or 1-2 miles Walking? Stand in one place: less than 30 minutes Standing? Sit in an ordinary chair: less than 30 minutes Sitting? Lift 15-20 kg, heavy suitcase, 3- to 4-year-old Bending, lifting? Standard limits Does back pain limit you in: