Table 3.
Mean number of days of incapacitation in the two groups along with range, percentiles and modes
| Management | Mean | Standard deviation | Minimum | 25% | Median | 75% | Maximum | Mode | 
|---|---|---|---|---|---|---|---|---|
| Ultrasound treatment | 25.4615 | 3.8447 | 19.0000 | 23.0000 | 25.0000 | 29.00000 | 34.0000 | 21.0000 | 
| Placebo | 39.9286 | 5.3605 | 33.0000 | 36.0000 | 39.0000 | 43.0000 | 55.0000 | 39.0000 | 
T Statistics (two sample) = 12.8752; p value < 0.001