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Table 3 Characteristics of the study subjects

From: Relationship between medial meniscus extrusion and cartilage measurements in the knee by fully automatic three-dimensional MRI analysis

Characteristic Female Male
Total n = 277 n = 284
Age 53.7 ± 13.9 55.2 ± 11.0
30–39 years n = 56 n = 52
40–49 years n = 61 n = 62
50–59 years n = 53 n = 50
60–69 years n = 55 n = 57
70–79 years n = 52 n = 63
Height: means ± SD (cm) 158.6 ± 7.1 168.4 ± 5.5
Weight: means ± SD (kg) 56.7 ± 9.2 66.9 ± 11.2
Body mass index: means ±SD (kg/cm2) 22.5 ± 3.0 23.6 ± 3.2
Kellgren–Lawrence OA scale
KL0/1/2/3/4
231/23/8/6/9 266/9/5/3/1
  1. OA Osteoarthritis, SD Standard deviation