Old methods involved giving test animals large doses and looking for clear evidence of effects like illness, tumors or organ damage.
Nor is there evidence of effects on graduation rates.
Studies show little evidence of effects on general chronic disease incidence or mortality.
There was no evidence of effects on aggressive attributional biases or on global functioning.
There is no consistent evidence of effects on ineligible children or on adult labor supply.
In this work, we focused on habits for which there is evidence of effects on weight.
As reported in Table 7, we found little evidence of effects higher up in the wage or skill distribution.
Despite their significance, it would be misleading to conclude that they can be taken as strong evidence of effects of thiamethoxam.
Experimental study designs were to provide evidence of effects, and included controlled-before-after studies, controlled interrupted time series, controlled trials and randomised controlled trials that assessed the impact of personal security alarms on measured outcomes.
13Indeed, when we use class rank at graduation as the running variable in the RD analysis, we do not find any evidence of effects of top ten percent status on college choice.
Indeed, when we estimated effects by the fraction of students at a high school that attend college, we found no evidence of effects on college choice in the schools with the lowest college-sending rates.
