Patient characteristics of Hodgkin lymphoma population
. | Patients, no. . | % . |
---|---|---|
Total | 518 | 100 |
Age at first treatment, y | ||
14 to 21 | 172 | 33.2 |
22 to 28 | 170 | 32.8 |
29 to 39 | 176 | 34.0 |
Year of first treatment | ||
1966 to 1973 | 146 | 28.2 |
1974 to 1982 | 134 | 25.9 |
1983 to 1995 | 238 | 45.9 |
Initial stage of HL | ||
I | 92 | 17.8 |
II | 273 | 52.7 |
III | 64 | 12.4 |
IV | 36 | 6.9 |
Unknown | 53 | 10.2 |
Total treatment* | ||
RT only | 187 | 36.1 |
CT only | 52 | 10.0 |
Initial RT plus CT (first year), no further treatment | 192 | 37.1 |
RT plus CT, including follow-up treatment† | 87 | 16.8 |
Lifestyle factors | ||
Smoking | 139 | 26.8 |
Use of oral contraceptives | 340 | 65.6 |
Overweight | 120 | 23.2 |
. | Patients, no. . | % . |
---|---|---|
Total | 518 | 100 |
Age at first treatment, y | ||
14 to 21 | 172 | 33.2 |
22 to 28 | 170 | 32.8 |
29 to 39 | 176 | 34.0 |
Year of first treatment | ||
1966 to 1973 | 146 | 28.2 |
1974 to 1982 | 134 | 25.9 |
1983 to 1995 | 238 | 45.9 |
Initial stage of HL | ||
I | 92 | 17.8 |
II | 273 | 52.7 |
III | 64 | 12.4 |
IV | 36 | 6.9 |
Unknown | 53 | 10.2 |
Total treatment* | ||
RT only | 187 | 36.1 |
CT only | 52 | 10.0 |
Initial RT plus CT (first year), no further treatment | 192 | 37.1 |
RT plus CT, including follow-up treatment† | 87 | 16.8 |
Lifestyle factors | ||
Smoking | 139 | 26.8 |
Use of oral contraceptives | 340 | 65.6 |
Overweight | 120 | 23.2 |
RT indicates radiotherapy; CT, chemotherapy.
Treatment until end of follow-up in this study; total treatment for HL and all recurrences may be more extensive; 99 patients were treated for recurrent disease.
Cumulative exposure switched from CT only to RT plus CT in 12 patients, and from RT only to RT plus CT in 58 patients.