Research Article
The Survey of Knee Osteoarthritis in the Population over Age 50 Visited in the Health Bus in Kermanshah, Iran
Table 7
The prevalence of knee pain associated with the BMI of the studied participants.
| | Question | Answer | | BMI < 18.5 | 18.5–25 | 25–30 | BMI > 30 | | No pain | Mild | Moderate | Severe | Extreme | No pain | Mild | Moderate | Severe | Extreme | No pain | Mild | Moderate | Severe | Extreme | No pain | Mild | Moderate | Severe | Extreme |
| | Rotate on the knee | 7 | 1 | 1 | 0 | 0 | 101 | 11 | 6 | 7 | 1 | 18 | 33 | 19 | 9 | 1 | 126 | 43 | 14 | 19 | 1 | | 1.2% | 0.2% | 0.2% | 0% | 0% | 17.4% | 1.9% | 1.0% | 1.2% | 0.2% | 31.0% | 5.7% | 3.3% | 1.6% | 0.2% | 21.7% | 7.4% | 2.4% | 3.3% | 0.2% | | Knee extension | 7 | 1 | 1 | 0 | 0 | 101 | 12 | 7 | 5 | 1 | 179 | 35 | 20 | 6 | 2 | 130 | 43 | 14 | 15 | 1 | | 1.2% | 0.2% | 0.2% | 0% | 0% | 17.4% | 2.1% | 1.2% | 0.9% | 0.2% | 30.9% | 6.0% | 3.4% | 1.0% | 0.3% | 22.4% | 7.4% | 2.4% | 2.6% | 0.2% | | Bending the knee | 7 | 1 | 1 | 0 | 0 | 101 | 12 | 7 | 5 | 1 | 184 | 28 | 22 | 7 | 1 | 133 | 40 | 16 | 13 | 1 | | 1.2% | 0.2% | 0.2% | 0% | 0% | 17.4% | 2.1% | 1.2% | 0.9% | 0.2% | 31.7% | 4.8% | 3.8% | 1.2% | 0.2% | 22.9% | 6.9% | 2.8% | 2.2% | 0.2% | | Walking on a flat surface | 7 | 0 | 2 | 0 | 0 | 85 | 18 | 12 | 10 | 1 | 166 | 33 | 30 | 10 | 2 | 111 | 44 | 29 | 18 | 1 | | 1.2% | 0% | 0.3% | 0% | 0% | 14.7% | 3.1% | 2.1% | 1.7% | 0.2% | 28.6% | 5.7% | 5.2% | 1.7% | 0.3% | 19.1% | 7.6% | 5.0% | 3.1% | 0.2% | | Up and down the stairs | 4 | 2 | 2 | 1 | 0 | 68 | 19 | 15 | 22 | 2 | 111 | 42 | 44 | 35 | 2 | 67 | 54 | 35 | 44 | 3 | | 0.7% | 0.3% | 0.3% | 0.2% | 0% | 11.7% | 3.3% | 2.6% | 3.8% | 0.3% | 20.5% | 7.2% | 7.6% | 6.0% | 0.3% | 11.6% | 9.3% | 6.0% | 7.6% | 0.5% | | At night when in bed | 5 | 3 | 0 | 1 | 0 | 84 | 8 | 14 | 19 | 1 | 167 | 26 | 23 | 25 | 1 | 106 | 39 | 25 | 30 | 3 | | 0.9% | 0.5% | 0% | 0.2% | 0% | 14.5% | 1.4% | 2.4% | 3.3% | 0.2% | 28.8% | 4.5% | 4.0% | 4.3% | 0.2% | 18.3% | 6.7% | 4.3% | 5.2% | 0.5% | | Sitting or lying | 6 | 2 | 1 | 0 | 0% | 92 | 15 | 11 | 7 | 1 | 164 | 37 | 29 | 11 | 1 | 116 | 45 | 21 | 18 | 3 | | 1.0% | 0.3% | 0.2% | 0% | 15.9% | 2.6% | 1.9% | 1.2% | 0.2% | 28.3% | 6.4% | 5.0% | 1.9% | 0.2% | 20.0% | 7.8% | 3.6% | 3.1% | 0.5% | | Standing upright | 8 | 1 | 0 | 0 | 0 | 90 | 15 | 10 | 10 | 1 | 159 | 43 | 27 | 12 | 1 | 110 | 47 | 20 | 23 | 3 | | 1.4% | 0.2% | 0% | 0% | 0% | 15.5% | 2.6% | 1.7% | 1.7% | 0.2% | 27.4% | 7.4% | 4.7% | 2.1% | 0.2% | 19.0% | 8.1% | 3.4% | 4.0% | 0.5% |
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