Statistical Analyses of Influence of RIS on RT Decision Making
| Influence of RIS on decision to recommend RT | ||||||
|---|---|---|---|---|---|---|
| RIS | No RIS | |||||
| Offer RT | No RT | Total | ||||
| Offer RT | 50 | 0 | 50 | |||
| No RT | 4 | 0 | 4 | |||
| Total | 54 | 0 | 54 | |||
| Influence of RIS on specific RT treatment field recommendations | ||||||
|---|---|---|---|---|---|---|
| RIS | No RIS | |||||
| RT to PF | RT to PF+P | Total | ||||
| RT to PF | 42 | 0 | 42 | |||
| RT to PF+P | 6 | 2 | 8 | |||
| Total | 48 | 2 | 50 | |||
| Overall influence of RIS on RT recommendations | ||||||||
|---|---|---|---|---|---|---|---|---|
| RIS | No RIS | |||||||
| RT to PF | RT to PF+P | No RT | Total | |||||
| RT to PF | 42 | 0 | 0 | 42 | ||||
| RT to PF+P | 6 | 2 | 0 | 8 | ||||
| No RT | 4 | 0 | 0 | 4 | ||||
| Total | 52 | 2 | 0 | 54 | ||||
χ2 statistic = 4.0 (1 degree of freedom), P = 0.045 (McNemar test)
χ2 statistic = 6.0 (1 degree of freedom), P = 0.015 (McNemar test)
χ2 statistic = 10.0 (2 degrees of freedom), P = 0.0067 (Stuart–Maxwell test)