Table 2 Characteristics of the patients and knees in the MOST subset with different image modalities in the study
Baseline | 48 months | |||||
|---|---|---|---|---|---|---|
Controls | Cases | Total | Controls | Cases | Total | |
nonQC-CR | (k=306) | (k=125) | (k=431) | (k=306) | (k=125) | (k=431) |
Age (years) | 63.2 (±7.7) | 62.8 (±7.7) | 63.1 (±7.7) | 68.2 (±7.7) | 67.8 (±7.7) | 68.1 (±7.7) |
BMI (kg/m2) | 31.7 (±6.0) | 33.3 (±6.7) | 32.2 (±6.3) | 31.7 (±6.0) | 33.8 (±6.6) | 32.3 (±6.2) |
Gender | ||||||
F | 67% | 62% | 65% | − | − | − |
M | 33% | 38% | 35% | − | − | − |
Medial JSN grade | ||||||
0 | 126 | 14 | 140 | 126 | 0 | 126 |
1 | 124 | 45 | 169 | 124 | 11 | 135 |
2 | 56 | 66 | 122 | 56 | 38 | 94 |
3 | 0 | 0 | 0 | 0 | 79 | 76 |
Lateral JSN grade | ||||||
0 | 216 | 116 | 333 | 202 | 114 | 316 |
1 | 53 | 6 | 59 | 36 | 5 | 41 |
2 | 37 | 3 | 40 | 34 | 3 | 37 |
3 | 0 | 0 | 0 | 34 | 3 | 37 |
nonQC-RG | (k=244) | (k=172) | (k=416) | (k=244) | (k=172) | (k=416) |
Age (years) | 64.4 (±7.6) | 63.12 (±8.2) | 63.8 (±7.9) | 69.4 (±7.6) | 68.1 (±8.2) | 68.8 (±8.2) |
BMI (kg/m2) | 30.9 (±5.3) | 32.2 (±6.7) | 31.4 (±5.9) | 30.8 (±5.6) | 32.6 (±7.3) | 31.5 (±6.4) |
Gender | ||||||
F | 68% | 55% | 63% | − | − | − |
M | 32% | 45% | 37% | − | − | − |
Medial JSN grade | ||||||
0 | 101 | 13 | 114 | 101 | 0 | 101 |
1 | 98 | 80 | 178 | 98 | 10 | 108 |
2 | 45 | 79 | 124 | 45 | 72 | 117 |
3 | 0 | 0 | 0 | 0 | 90 | 90 |
Lateral JSN grade | ||||||
0 | 208 | 168 | 376 | 187 | 161 | 348 |
1 | 22 | 3 | 25 | 17 | 5 | 22 |
2 | 14 | 1 | 15 | 24 | 6 | 30 |
3 | 0 | 0 | 0 | 16 | 0 | 16 |
QC-CR | (k=269) | (k=107) | (k=376) | (k=269) | (k=107) | (k=376) |
Age (years) | 63.4 (±7.7) | 62.9 (±7.7) | 63.2 (±7.7) | 68.4 (±7.7) | 67.9 (±7.7) | 68.2 (±7.7) |
BMI (kg/m2) | 31.2 (±5.7) | 32.7 (±5.4) | 31.6 (±5.6) | 31.1 (±5.6) | 33.3 (±5.7) | 31.7 (±5.7) |
Gender | ||||||
F | 65% | 57% | 63% | − | − | − |
M | 35% | 43% | 37% | − | − | − |
Medial JSN grade | ||||||
0 | 116 | 11 | 127 | 116 | 0 | 116 |
1 | 109 | 40 | 149 | 109 | 8 | 117 |
2 | 44 | 56 | 100 | 44 | 34 | 78 |
3 | 0 | 0 | 0 | 0 | 65 | 65 |
Lateral JSN grade | ||||||
0 | 191 | 100 | 291 | 179 | 100 | 279 |
1 | 49 | 4 | 53 | 32 | 2 | 34 |
2 | 29 | 3 | 32 | 31 | 3 | 34 |
3 | 0 | 0 | 0 | 27 | 2 | 29 |
QC-RG | (k=205) | (k=124) | (k=329) | (k=205) | (k=124) | (k=329) |
Age (years) | 64.7 (±7.7) | 63.0 (±7.7) | 64.0 (±7.7) | 69.7 (±7.7) | 68.0 (±7.7) | 69.0 (±7.7) |
BMI (kg/m2) | 30.9 (+5.4) | 32.9 (±7.2) | 31.7 (±6.2) | 30.9 (±5.8) | 33.4 (±7.8) | 31.8 (±6.7) |
Gender | ||||||
F | 76% | 67% | 72% | − | − | − |
M | 24% | 33% | 28% | − | − | − |
Medial JSN grade | ||||||
0 | 91 | 11 | 102 | 91 | 0 | 91 |
1 | 78 | 58 | 136 | 78 | 9 | 87 |
2 | 36 | 55 | 91 | 36 | 50 | 86 |
3 | 0 | 0 | 0 | 0 | 65 | 65 |
Lateral JSN grade | ||||||
0 | 173 | 122 | 295 | 153 | 115 | 268 |
1 | 19 | 1 | 20 | 17 | 5 | 22 |
2 | 13 | 1 | 14 | 20 | 4 | 24 |
3 | 0 | 0 | 0 | 15 | 0 | 15 |