Table 3

Estimates from multilevel models showing mean differences in grip strength (kg) by birth weight, height tempo and weight size in 1295 Medical Research Council National Survey of Health and Development men (2788 observations), adjusted for age term, standardised adult height and all growth parameters and then additionally adjusted for each set of adult factors in turn

Birth weight (kg)Height tempo (%)Weight size (kg)
Reg. coeff.95% CIP valueReg.
95% CIP valueReg.
95% CIP value
Adjusted for age to all growth parameters and adult height1.350.33 to 2.370.0090.250.14 to 0.35<0.0010.630.10 to 1.160.02
Additional adjustments in turn
 BMI* to BMI2, BMI×age1.370.35 to 2.380.0080.250.14 to 0.35<0.0010.600.07 to 1.120.03
 Health conditions 53 years
 Health conditions×age
1.280.27 to to 0.35<0.0010.600.07 to 1.120.03
 Qualifications1.420.40 to 2.430.0060.250.14 to 0.36<0.0010.610.08 to 1.140.02
 Verbal memory*
Verbal memory×age
1.390.37 to 2.410.0080.240.13 to 0.35<0.0010.620.09 to 1.150.02
 Own social class 53 years
Own social class×age
1.420.40 to 2.430.0060.240.14 to 0.35<0.0010.600.07 to 1.120.03
 Smoking and physical activity*1.390.38 to 2.400.0070.240.13 to 0.34<0.0010.630.10 to 1.150.02
  • *Time varying covariates.