Sarcoma / 2019 / Article / Tab 1

Research Article

Changes in Soft-Tissue Sarcoma Treatment Patterns over Time: A Population-Based Study in a Country with Universal and Centralized Healthcare

Table 1

Demographic information of soft-tissue sarcoma patients.

Characteristics2006–20102011–2015
Total Ontario sarcoma patients22172479

Age group
 <3531014.0%26910.9%
 35–4939617.9%39215.8%
 50–5936216.3%43617.6%
 60–6939617.9%49219.8%
 70–7938617.4%47019.0%
 80+36716.6%42016.9%

Gender
 Female94242.5%105042.4%
 Male127557.5%142957.6%

Most common subtypes
 Liposarcoma¥35616.1%51820.9%
 Malignant fibrous histiocytoma25011.3%1455.8%
 Leiomyosarcoma24010.8%30012.1%
 Giant-cell sarcoma914.1%1897.6%
 Fibromyxosarcoma663.0%1656.7%

Topography (ICD topography code)
 Lower limb (C40.2, C49.2)67830.6%80932.6%
 Upper limb (C40.0, C40.1, C49.1)29413.3%31112.5%
 Axial124556.2%135954.8%

Charlson–Deyo comorbidity score (1–18)
 Median3.03.0
 Mean3.73.6

Stage
 I26411.9%39115.8%
 II23810.7%29511.9%
 III1999.0%2158.7%
 IV1587.1%1556.3%
 Not reported135661.3%142357.4%

Income quintileˠ σ
 Lowest40118.1%39616.0%
 2nd41518.7%46318.7%
 3rd41718.8%49920.1%
 4th47021.2%56122.6%
 Highest50522.8%54622.0%

Place of residenceσ
 Urban191786.5%219588.5%
 Rural29813.4%28111.3%

See Appendix for the full list of sarcoma subtypes. ˠBased on nearest neighborhood census information. σProportion of missing data is 0.1% for place of residence and 0.3% for income quintile. ¥Liposarcoma subtypes include “dedifferentiated,” “pleomorphic,” “round cell,” “mixed,” and “NOS.”