Table 6.
Comparison of air noise between low and standard doses
| Air | Low dose (n = 36) |
Standard dose (n = 36) |
Total | p value | Test performed | |
|---|---|---|---|---|---|---|
| SDaR | Mean SD | 20.96 ± 4.47 | 11.55 ± 2.6 | 16.26 ± 5.97 | < 0.0001 | t test; 10.926 |
| Median (25th–75th percentile) | 21.38 (18.558–22.942) | 11.24 (9.515–13.772) | 15.06 (11.118–21.322) | |||
| Range | 10.29–36.49 | 7.37–18.52 | 7.37–36.49 | |||
| SDaL | Mean SD | 21.62 ± 4.71 | 10.7 ± 1.87 | 16.16 ± 6.55 | < 0.0001 | t test; 12.944 |
| Median (25th–75th percentile) | 21.68 (18.893–23.935) | 10.5 (9.145–11.88) | 14.1 (10.562–21.578) | |||
| Range | 11.49–31.44 | 6.95–14.88 | 6.95–31.44 | |||
| Mean air | Mean SD | 21.29 ± 3.87 | 11.12 ± 1.67 | 16.21 ± 5.91 | < 0.0001 | t test; 14.47 |
| Median (25th–75th percentile) | 20.75 (19.32–23.451) | 11.12 (9.753–12.514) | 14.09 (11.048–20.71) | |||
| Range | 10.89–33.97 | 8.15–14.16 | 8.15–33.97 |