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Table 4 Descriptive Data, Distribution of Responses and Floor and Ceiling Effect (n = 108)

From: Urdu version of Oswestry disability index; a reliability and validity study

ODI-U Mean S.D Lowest Score Highest Score Missing responses to an item Floor (%) Ceiling (%)
Pain Intensity 1.56 1.16 0 4 0 19.4 6.5
Personal Care 1.28 1.31 0 5 0 36.1 1.8
Lifting 1.37 1.31 0 5 0 30.5 2.7
Walking 1.25 1.34 0 5 0 35.2 4.6
Sitting 1.41 1.52 0 5 0 37 4.6
Standing 1.65 1.46 0 5 0 25 3.7
Sleeping 1.12 1.05 0 5 0 28.7 0.9
Sex Life 1.16 1.33 0 5 5 39.8 0.9
Social Life 1.32 1.30 0 5 0 34.3 0.9
Traveling 1.53 1.44 0 5 0 25 6.5
Total Score (0–50) 13.89 9.57 1 41 NA 0 0