Study
Treatment Period (Year from-to)
Total number of patients
No. of patients with Oropharyngeal Primary
Benefit with xerostomia scores?
SIGN Evidence Level
Saarilahti et al. [29]
2000-2004
18
14
Yes
3
Murdoch-Kinch et al. [30]
1995-2005
148¥
Not specified
Yes
2
¥ Only 124 patients had pre RT saliva flow rate measurement, 46 had measurements at 2 years follow up.
Table 2:
Studies reporting on submandibular salivary gland sparing IMRT.