Table 3.
Results of the Chi-Square test used to calculate the difference between the frequency of sample responses to the study on factors in the clinic's working environment (unit light/drilling sound/smell) that increase the feeling of migraine in patients with headaches (n=83).
| Factors in clinic working environment | Number | Percentage | Chi-square value | Level of evidence |
|---|---|---|---|---|
| Nothing anxious | 6 | 7.2% | 45.01 | 0.01 |
| Unit light | 15 | 18.1% | ||
| Smell | 9 | 10.8% | ||
| Unit light + smell | 11 | 13.3% | ||
| Drilling sound | 28 | 33.7% | ||
| Unit light + drilling sound | 8 | 9.6% | ||
| Drilling sound and smell | 3 | 3.6% | ||
| Unit light + drilling sound + smell | 3 | 3.6% |