Table 7: Correlation coefficients.
| Paper reference | Correlation coefficient | |
| Anxiety | Need for information | |
| Moerman, et al. (1996) [10] | 0.74 | 0.16 |
| Buonanno, et al. (2017) [18] | Combined correlation: STAI-state 0.600 + STAI-trait 0.295 | |
| Boker, et al. (2002) [19] | 0.63 | Total APAIS 0.51 |
| Mohd Fahmi, et al. (2015) [17] | 0.588 | 0.255 |
| Nishimori, et al. (2002) [14] | 0.67 | Not specified |