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Table 1 Demographics of the study participants (N = 1233)

From: Radiographic measurement of the posterior tibial slope in normal Chinese adults: a retrospective cohort study

Characteristics N (%)
Sex
 Male 621 (50.4)
 Female 612 (49.6)
Age, yrs.
 Group A (25–29) 306 (24.8)
 Group B (30–39) 306 (24.8)
 Group C (40–49) 320 (26.0)
 Group D (50–59) 301 (24.4)