| It is possible that initial weight status may be an important confounding variable in studies evaluating treatment programs. |
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| The night suited his methods, because the sun, that confounding variable, was always moving. |
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| Hence, selection of confounding variable for adjustment starts with identifying risk factors for the outcome. |
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| Hence, the effect of confounding variable of HPV infection in present study remains to be proved. |
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| We thank Yangbo He for suggestions on calculating the percent variance when controlling for confounding variable. |
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| So we get rid of the confounding variable of immigration and we get the same results. |
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| Discussions of group and cooperative learning have often ignored individual difference as potential confounding variable. |
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| The article by Myles et al is a perfect example of the discovery of the effects of a confounding variable. |
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| Intrinsic fluorescence was a greater confounding variable than was quenching. |
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| It is reasonable that the intensity of the instructors may have created a confounding variable affecting the results. |
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