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Relative risks (95% CI) of moderate (1‐4/mo) and regular (≥5/mo) participation in LTPA between ages 36 and 68 y (vs none) per 10‐unit higher number of A, finger and B, foot taps in 15 seconds. Square: adjusted for sex. Circle: adjusted for sex, birth weight, birth order, and serious childhood illness. Triangle: as for circle plus adjustments for father's occupational class. Models include sex‐by‐age at LTPA assessment interaction term
