Table 1:
Demographic characteristics of the KC group and the healthy control group
| Healthy control group | KC group | |
|---|---|---|
| Gender | ||
| Male | 27 (45%) | 105 (71.4%) |
| Female | 33 (55%) | 42 (28.6%) |
| Age Groups | ||
| 1: 15–24 years | 8 (13.3%) | 19 (12.9%) |
| 2: 25–34 years | 25 (41.7%) | 37 (25.2%) |
| 3: 35–44 years | 13 (21.7%) | 46 (31.3%) |
| 4: ≥ 45 years | 14 (23.3%) | 45 (30.6%) |
| Severity (kmax) | ||
| 1: <48D | - | 32 (21.8%) |
| 2: ≥48–53D | - | 44 (29.9%) |
| 3: ≥53–58 D | - | 42 (28.6%) |
| 4: ≥58D | - | 29 (19.7%) |
| Ethnicity | ||
| Danish | 58 (96.7%) | 135 (91.8%) |
| Europe Other | 0 (0.0%) | 4 (2.7%) |
| Middle East | 1 (1.7%) | 5 (3.4%) |
| Africa | 0 (0.0%) | 1 (0.7%) |
| South America | 0 (0.0%) | 1 (0.7%) |
| North America | 0 (0.0%) | 1 (0.7%) |
| Unknown | 1 (1.7%) | 0 (0.0%) |
Distribution of gender, age, severity and etnicity in the KC group along with distribution of gender, age and etnicity in the healthy control group. KC Severity groups were defined based on Kmax from Pentacam HR.