Table 2 Demographic characteristic of patients who had hip replacements from 2010 to 2018 in Korea
From: Burden and future projection of revision Total hip Arthroplasty in South Korea
|  | Primary THA (n = 87,213) | HA (n = 116,079) | Revision THA (n = 25,232) |
|---|---|---|---|
Gender (%) | |||
 Male | 46,276 (53%) | 30,664 (26%) | 14,224 (56%) |
 Female | 40,937 (47%) | 85,415 (74%) | 11,008 (44%) |
Age category | |||
 10–19 years | 156 | 24 | 21 |
 20–29 years | 1952 | 71 | 102 |
 30–39 years | 6628 | 330 | 540 |
 40–49 years | 12,639 | 1069 | 1995 |
 50–59 years | 21,968 | 3512 | 4600 |
 60–69 years | 20,807 | 11,270 | 6975 |
 70–79 years | 18,000 | 42,723 | 7757 |
  ≥ 80 years | 5063 | 57,080 | 3109 |