Introduction
PF-10 | HAQ | PROMIS PF-10 | PROMIS PF-20 | PROMIS PF CAT-10 | |
---|---|---|---|---|---|
Floor | -2.5 | -4.5 | -2.9 | -4.5 | -4.5 |
Ceiling | -0.2 | -0.4 | 0.2 | 0.2 | 1.2 |
Range | 2.3 | 4.1 | 3.1 | 4.8 | 5.7 |
Materials and methods
Design
Participant pool
Participant classification for item evaluation
Item identification, selection and revision
Study 1: Evaluation of clarity, importance and relevance
Study 2: Comparison of item difficulty
Analyses
Results and discussion
Participants
Item identification, classification, selection and revision
Study 1: Evaluation of item clarity, importance and relevance
Floor items
Respondents
Clarity, importance, and relevance ratings
Respondent feedback
Focus group
Final floor item pool
Ceiling items
Respondents
Clarity, importance and relevance ratings
Respondent feedback
Final ceiling item pool
Study 2: Comparison of item difficulty
Respondents
Ceiling items
Much difficulty/ unable to do (%) | Much difficulty/ unable to do (%) | ||
---|---|---|---|
■ What do you think is your best time for running 1 mile now? | 43 | ■ Row a rowboat | 6 |
■ Running 10 miles? | 41 | ■ Climb a ladder to trim a tree? | 5 |
■ Running 5 miles? | 32 | ■ How many minutes does it take for you to walk one mile? | 5 |
■ Run at a fast pace for two miles? | 27 | ■ Doing heavy work around the house like scrubbing floors, or lifting or moving heavy furniture? | 5 |
■ Run/jog slowly for two miles? | 20 | ■ Bending, kneeling, stooping? | 3 |
■ Over a one-week period, how many times did you do any vigorous physical activity which made you breathe harder or puff and pant? | 18 | ■ Dig a hole in the dirt with a shovel? | 3 |
■ Doing strenuous activities such as backpacking, skiing, playing singles tennis, bicycling or jogging? | 12 | ■ Trim a hedge? | 3 |
■ Climb 15 flights of stairs (60 steps)? | 11 | ■ Walking more than a mile? | 3 |
■ Doing eight hours of physical labor? | 10 | ■ Take a 20-minute brisk walk, without stopping to rest? | 3 |
■ In the last week, what do you estimate was the total time that you spent doing vigorous physical activity? | 9 | ■ Move a full garbage/recycle bin? | 3 |
■ Push/move an empty refrigerator? | 9 | ■ Hand wash/wax a car? | 2 |
■ Doing vigorous activities, such as running, lifting heavy objects, participating in strenuous sports? | 8 | ■ Do chores such as vacuuming or yard work? | 1 |
■ Climb 10 flights of stairs (40 steps)? | 7 | ■ Climbing 1 flight of stairs? | 1 |
■ Lifting/carrying groceries? | 1 | ||
■ Shampoo your hair? | 0 | ||
■ Wash/dry your body? | 0 | ||
■ Get on/off toilet? | 0 | ||
■ Dress yourself, including shoelaces and buttons? | 0 |
Floor items
Much difficulty/ unable to do (%) | Much difficulty/ unable to do (%) | ||
---|---|---|---|
• Doing vigorous activities, such as running, lifting heavy objects, participating in strenuous sports? | 88 | • Fasten buttons on a shirt or blouse? | 25 |
• Walking more than a mile? | 81 | • Put on your socks? | 24 |
• Walk a block as quickly as you did five years ago? | 78 | • In the past year, how much weight have you lost unintentionally | 24 |
• Cut your toenails? | 70 | • In the past year, how many times did you fall? | 22 |
• Do chores such as vacuuming or yard work? | 66 | • Type a sentence on a computer keyboard? | 22 |
• Bending, kneeling, or stooping? | 65 | • Chew and eat your food as quickly as you did five years ago? | 20 |
• Compared to five years ago, is your normal walking speed: Faster, About the same, Slower, Much Slower, Unable to walk) | 61 | • Wash and dry your body? | 18 |
• Climbing one flight of stairs? | 56 | • Put on your shoes? | 17 |
• Dress and groom yourself as quickly as you did five years ago? | 56 | • Put on a sweater or t-shirt over your head? | 17 |
• What is the farthest distance you can walk by yourself, without any special equipment or help from others? | 55 | • Move about your residence? | 16 |
• Lifting or carrying groceries? | 47 | • Get on and off the toilet? | 13 |
• Stand up from an armless straight chair? | 40 | • Squeeze another person's hand? | 13 |
• Walk up or down inclines? | 39 | • Use a knife and fork? | 13 |
• Move about in a dark room or hallway without falling? | 34 | • Move from sitting at the side of the bed to lying down on your back? | 11 |
• Loosen a screw using a manual screwdriver? | 31 | • Write a simple sentence using a pen or pencil? | 11 |
• Dress yourself in less than 10 minutes? | 30 | • Get items in and out of a wallet? | 10 |
• Do you feel exhausted? | 29 | • Pour liquid into a cup? | 9 |
• Move from the street to the sidewalk without a curb cut? | 28 | • Hold a card or letter in order to read it? | 7 |
• Dress yourself, including shoelaces and doing buttons? | 26 | • Push the buttons on a television remote control? | 7 |
• Shampoo your hair? | 26 | • Take a letter out of an envelope? | 6 |
• Turn pages in a book? | 3 |