| Predicted Trait | |
| Reported Trait | Knee osteoarthritis | 
| Mapped Trait(s) | osteoarthritis, knee (EFO_0004616) | 
| Score Construction | |
| PGS Name | Knee_osteoarthritis_prscs | 
| Development Method | |
| Name | PRS-CS | 
| Parameters | PRS-CS-auto in FinnGen, LD reference panel: European ancestry in 1000 Genomes | 
| Variants | |
| Original Genome Build | GRCh38 | 
| Number of Variants | 1,052,275 | 
| Effect Weight Type | beta | 
| PGS Source | |
| PGS Catalog Publication (PGP) ID | PGP000364 | 
| Citation (link to publication) | Mars N et al. Am J Hum Genet (2022) | 
| Ancestry Distribution | |
| Source of Variant Associations (GWAS)  | European: 100% 403,124 individuals (100%)  | 
| PGS Evaluation | European: 100% 1 Sample Sets  | 
| Study Identifiers | Sample Numbers | Sample Ancestry | Cohort(s) | 
|---|---|---|---|
GWAS Catalog: GCST007090 Europe PMC: 30664745  | 
                        
                            403,124 individuals | European | NR | 
| 
                          PGS Performance Metric ID (PPM)  | 
                    
                        
                          PGS Sample Set ID (PSS)  | 
                    
                        Performance Source | Trait | 
                          PGS Effect Sizes (per SD change)  | 
                    
                        Classification Metrics | Other Metrics | Covariates Included in the Model | 
                          PGS Performance: Other Relevant Information  | 
                    
                    
|---|---|---|---|---|---|---|---|---|
| PPM014967 | PSS009939| European Ancestry| 39,444 individuals  | 
                        
                            PGP000364 | Mars N et al. Am J Hum Genet (2022)  | 
                        
                            Reported Trait: Knee osteoarthritis | OR: 1.35 [1.3, 1.4] | — | — | age, sex, 10 PCs, technical covariates | — | 
| 
                          PGS Sample Set ID (PSS)  | 
                    
                        Phenotype Definitions and Methods | Participant Follow-up Time | Sample Numbers | Age of Study Participants | Sample Ancestry | Additional Ancestry Description | Cohort(s) | Additional Sample/Cohort Information | 
|---|---|---|---|---|---|---|---|---|
| PSS009939 | — | — | 39,444 individuals | — | European (Finnish)  | 
                        
                            — | FinnGen | — |