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Table 3 Final main effect model using linear regression with stepwise exclusion for maximal voluntary grip strength in 123 pregnant women and new mothers

From: Physical performance and 25-hydroxyvitamin D: a cross-sectional study of pregnant Swedish and Somali immigrant women and new mothers

Variable B 95% CI p
25(OH)D 0.94 (0.21–1.68) .013
Country 63.9 (-97.9 – -29.9) <.001
Age 2.5 (0.15 – 4.60) .015
Height 2.6 (0.59 – 4.65) .012
  1. Independent variables included at the first step: country of birth, 25(OH)D level, age, height, weight, physical activity level, lactation status, parity, gestational age.
  2. Unstandardized (B) with 95% confidence intervals (95% CI) and p-values. Significant p-values are in bold.