Table 3 Ratio of the multiplicative factor (95% CI) by which the estimated odds change given a 1-s increase in physical function test for the overweight and obese participants divided by the corresponding multiplicative factor for normal BMI participants for different sex and age categories

Verbal Memory (CVLT)

 Overweight

1.051 (0.994, 1.112)

1.031 (0.976, 1.089)

1.002 (0.924, 1.085)

1.063 (0.972, 1.163)

1.064 (0.975, 1.161)

1.012 (0.934, 1.096)

 Obese

1.056 (1.000, 1.115)

1.029 (0.980, 1.081)

1.004 (0.921, 1.096)

1.122 (1.035, 1.217)

1.022 (0.940, 1.111)

1.023 (0.956, 1.094)

Cognitive Reserve (Spot-the-Word)

 Overweight

1.032 (0.974, 1.094)

1.054 (0.993, 1.118)

1.017 (0.933, 1.109)

1.063 (0.972, 1.161)

1.069 (0.976, 1.172)

1.052 (0.959, 1.155)

 Obese

1.026 (0.975, 1.081)

1.070 (1.016, 1.127)

1.020 (0.930, 1.118)

1.031 (0.962, 1.106)

1.089 (0.998, 1.189)

1.062 (0.985, 1.145)

Processing Speed (Symbol–Digit Modalities Test)

 Overweight

1.001 (0.972, 1.030)

0.989 (0.958, 1.021)

0.998 (0.953, 1.045)

0.966 (0.927, 1.007)

0.985 (0.938, 1.034)

1.000 (0.948, 1.054)

 Obese

1.011 (0.983, 1.040)

0.998 (0.969, 1.027)

1.026 (0.976, 1.078)

1.004 (0.968, 1.042)

0.980 (0.935, 1.027)

1.006 (0.961, 1.053)

Global Cognition (Mini Mental State Exam)

 Overweight

0.987 (0.879, 1.109)

1.008 (0.874, 1.163)

0.840 (0.630, 1.121)

0.992 (0.873, 1.129)

1.024 (0.731, 1.434)

0.986 (0.832, 1.169)

 Obese

1.157 (1.012, 1.322)

1.009 (0.894, 1.137)

0.960 (0.732, 1.258)

1.233 (1.049, 1.449)

1.090 (0.803, 1.479)

0.988 (0.860, 1.136)