| It is possible that initial weight status may be an important confounding variable in studies evaluating treatment programs. |
| Discussions of group and cooperative learning have often ignored individual difference as potential confounding variable. |
| So we get rid of the confounding variable of immigration and we get the same results. |
| Intrinsic fluorescence was a greater confounding variable than was quenching. |
| The night suited his methods, because the sun, that confounding variable, was always moving. |
| The article by Myles et al is a perfect example of the discovery of the effects of a confounding variable. |
