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. 2018 Feb 6;4:197–205. doi: 10.1016/j.ssmph.2018.02.003

Table 1.

Non-participation rates in BCS70 from age 5.

Age 10 Age 16 Age 26 Age 30 Age 34 Age 38 Age 42
ID (n = 426) 7.0% 38.5% 68.8% 47.2% 61.0% 71.8% 59.6%
BIF (n = 2108) 6.5% 37.0% 59.9% 41.4% 53.8% 61.7% 52.4%
Others (n = 12,919) 6.4% 27.0% 41.8% 29.0% 37.9% 42.0% 37.2%

Note: ID = intellectual disability, BIF = borderline intellectual functioning.