Table 2 Summary of correlation and partial correlation analysis for demographic data, physical activity, fitness, and memory performance.

From: Aerobic fitness associates with mnemonic discrimination as a mediator of physical activity effects: evidence for memory flexibility in young adults

  Fitness (V·O2peak) Physical Activity (TPA) Target Recognition Discrimination Score
High Mid Low
Sex −0.629** −0.251* −0.070 0.055 −0.054 −0.144
Age −0.136 −0.169 0.077 0.033 −0.043 −0.013
BMI 0.013 0.057 0.172 0.020 0.100 0.037
BDI-2 −0.087 −0.090 0.085 −0.088 −0.185 −0.035
V·O2peak # 0.445** −0.140 0.186 0.323** 0.198
TPA# −0.215 0.119 0.240* 0.007
  1. Note: BDI = Beck Depression Inventory; \(\dot{{\rm{V}}}\)O2peak = Peak Oxygen uptake; TPA = Total Physical Activity. Values are Pearson’s product-moment correlation coefficient. #Partial correlation coefficient controlled for sex as a covariate, *p < 0.05, **p < 0.01.