Table 4 Associations between mean maximal oxygen uptake (VO₂ max) estimates (ml kg^-1 min^-1) and age, sex and infection status as predictor variables across eight schools. Data are derived from 934 primary schoolchildren from Port Elizabeth, South Africa, in early 2015

A. lumbricoides (reference: not infected)

-0.37

-1.23 to 0.50

0.403

Age (in years)

-0.40

-0.68 to -0.13

0.004

Dual infected (reference: not infected)

-0.42

-1.27 to 0.43

0.332

T. trichiura (reference: not infected)

-0.46

-1.61 to 0.70

0.442

Sex (reference: male)

-3.48

-3.95 to -3.01

< 0.001