31. So there is a strong, statistically significant correlation , but t 03 : 01, 12 August 2007 ( UTC) 32. The study also found statistically significant correlations between photic sneezing and the presence of a deviated nasal septum. 33. Klausner didn't conclude that Viagra leads to these diseases, but said his study did show a significant correlation . 34. Levels of alertness over the course of the day had a significant correlation with scores on the questionnaire. 35. Sandler wants the judge to dismiss Hardell's study, saying it doesn't find a significant correlation between phones and tumors. 36. However, the smooth muscle cells cultured from the myometrium showed no significant correlation between SFRP1 expression and oxygen concentration. 37. While a significant correlation cannot prove causation, there is evidence that higher effort is linked to higher intrinsic motivation. 38. There is also a statistically significant correlation between trends in exports and imports and the headquarters of the company. 39. According to one study there is " no significant correlation between years of playing the game and emotional stability ." 40. Their results found that Openness / Intellect did not have any significant correlation with the volume of any brain structures.