| Description: | When pairs test completed | 
| Category: | Online follow-up ⏵ Cognitive function online ⏵ Pairs matching | 
| Communication and participation in extension studies + Cognitive function | 
| Participants | 118,371 | Value Type | Time | Sexed | Both sexes | Debut | Jul 2015 | |||
| Item count | 118,371 | Item Type | Data | Instances | Defined (1) | Version | Jul 2015 | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | o1 s1 | 


