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The Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) is a widely used, proprietary set of standardized questionnaires used by health professionals to evaluate the condition of patients with osteoarthritis of the ankles, knees and hips, including pain, stiffness, and physical functioning of the joints (section: diseases & symptoms).
It can be self-administered and was developed at Western Ontario and McMaster Universities in 1982.
The WOMAC measures the following dimensions of osteoarthritis of hips, knees, and ankles:
Questions English | Questions Dutch | Variable | Assessment | Age |
Have you been affected by problems with your legs (hips, knees, ankles) in the past 12 months? | Hebt u de afgelopen periode (12 maanden) pijn gehad in uw benen (heup(en), knie(ën) of enkels)? Graag het gewricht aankruisen waar u het meeste last van hebt gehad. | WOMAC0 | 1B | 18+ |
To what extent have you been affected by problems with your hip(s) in the past 48 hours? | Hoeveel last hebt u de afgelopen 48 uur gehad van heup(en)? | WOMAC0A | 1B | 18+ |
To what extent have you been affected by problems with your knee(s) in the past 48 hours? | Hoeveel last hebt u de afgelopen 48 uur gehad van knie(en)? | WOMAC0B | 1B | 18+ |
To what extent have you been affected by problems with your ankle(s) in the past 48 hours? | Hoeveel last hebt u de afgelopen 48 uur gehad van enkel(s)? | WOMAC0C | 1B | 18+ |
How much pain did you have when walking on a flat surface? | Hoeveel pijn had u bij het lopen op een vlakke ondergrond? | WOMAC1A | 1B | 18+ |
How much pain did you have when going up or down stairs? | Hoeveel pijn had u bij het trap op- of aflopen? | WOMAC1B | 1B | 18+ |
How much pain did you have at night while in bed? | Hoeveel pijn had u 's nachts in bed? | WOMAC1C | 1B | 18+ |
How much pain did you have when sitting or lying down? | Hoeveel pijn had u tijdens zitten of liggen? | WOMAC1D | 1B | 18+ |
How much pain did you have when standing upright? | Hoeveel pijn had u wanneer u rechtop staat? | WOMAC1E | 1B | 18+ |
How bad was your joint stiffness in the morning after first awakening? | Hoe erg was uw gewrichtsstijfheid 's morgens als u voor het eerst wakker wordt? | WOMAC2A | 1B | 18+ |
How bad was your joint stiffness after sitting, lying or resting later in the day? | Hoe erg was uw gewrichtsstijfheid na het zitten, liggen of rusten later op de dag? | WOMAC2B | 1B | 18+ |
How much difficulty did you have when walking down stairs? | Hoeveel moeite had u bij trap aflopen? | WOMAC3A | 1B | 18+ |
How much difficulty did you have when going up stairs? | Hoeveel moeite had u bij trap oplopen? | WOMAC3B | 1B | 18+ |
How much difficulty did you have when getting up from a chair? | Hoeveel moeite had u bij opstaan vanuit een stoel? | WOMAC3C | 1B | 18+ |
How much difficulty did you have when standing? | Hoeveel moeite had u bij staan? | WOMAC3D | 1B | 18+ |
How much difficulty did you have when bending to the floor? | Hoeveel moeite had u bij bukken naar de grond? | WOMAC3E | 1B | 18+ |
How much difficulty did you have when walking on a flat surface? | Hoeveel moeite had u bij lopen op een vlakke ondergrond? | WOMAC3F | 1B | 18+ |
How much difficulty did you have when getting in or out of a car? | Hoeveel moeite had u bij instappen/uitstappen van een auto? | WOMAC3G | 1B | 18+ |
How much difficulty did you have when going shopping? | Hoeveel moeite had u bij winkelen? | WOMAC3H | 1B | 18+ |
How much difficulty did you have when putting on socks/stockings? | Hoeveel moeite had u bij sokken/sokken aantrekken? | WOMAC3I | 1B | 18+ |
How much difficulty did you have when getting up from bed? | Hoeveel moeite had u bij opstaan van bed? | WOMAC3J | 1B | 18+ |
How much difficulty did you have when taking off socks/stockings? | Hoeveel moeite had u bij sokken/kousen uittrekken? | WOMAC3K | 1B | 18+ |
How much difficulty did you have when lying in bed? | Hoeveel moeite had u bij in bed liggen? | WOMAC3L | 1B | 18+ |
How much difficulty did you have when getting in/out of bath? | Hoeveel moeite had u bij in/uit bad gaan? | WOMAC3M | 1B | 18+ |
How much difficulty did you have when sitting? | Hoeveel moeite had u bij zitten? | WOMAC3N | 1B | 18+ |
How much difficulty did you have when getting on/off the toilet? | Hoeveel moeite had u bij gaan zitten op/opstaan van het toilet? | WOMAC3O | 1B | 18+ |
How much difficulty did you have when doing heavy household chores? | Hoeveel moeite had u bij zware huishoudelijke werkzaamheden? | WOMAC3P | 1B | 18+ |
How much difficulty did you have when doing light household chores? | Hoeveel moeite had u bij lichte huishoudelijke werkzaamheden? | WOMAC3Q | 1B | 18+ |