What Researchers Did
Researchers conducted a randomized controlled trial comparing 10 fractions of radiotherapy over 22 days versus 30 fractions over 42 days in 98 matched pairs of head and neck cancer patients with a poor prognosis.
What They Found
Mucosal reactions were more severe in patients receiving 10 fractions, while skin reactions were more severe in those receiving 30 fractions. The study found no significant difference in survival rates, local tumor control, or late normal tissue effects between the two fractionation schedules.
What This Means for Canadian Patients
For Canadian patients with head and neck cancer, this study suggests that shorter, more intense radiotherapy schedules (fewer, larger fractions) may be as effective as longer schedules in terms of survival and tumor control. This could potentially lead to shorter treatment times without compromising outcomes, especially when combined with other therapies.
Canadian Relevance
This study has no direct Canadian connection.
Study Limitations
A limitation is that this study was conducted in 1978, meaning its findings may not fully reflect current radiotherapy techniques and patient management strategies.