Table 3.
Comparison of demographics and outcome*
| Study | Number of patients younger than 18 years | Average age – years (range) | Number of primary sarcomas (types) | Overall survival (at 5 years) |
|---|---|---|---|---|
| Ilaslan et al.# [13] | 67 (N/A) | 19 (4–54) | 67 (EWS) | 60% |
| Ilaslan et al.# [14] | 41 (N/A) | 27 (8–80) | 41 (OGS) | N/A |
| Kelley et al. [16] | 32 (20) | 42 (7–76) | Eight (OGS and EWS) | N/A |
| Sar & Eralp [26] | 22 (5) | 26 (17–63) | Two (EWS and chondrosarcoma) | One of two sarcomas |
| Ozaki et al. [23] | 15 (N/A) | 17 (5–55) | 15 (OGS) | 30% |
| Zileli et al. [32] | 11 (N/A) | 42 (14–71) | Five (OGS and chondrosarcoma) | Two of five sarcomas |
| Wuisman et al. [31] | Nine (N/A) | 44 (17–70) | Three (OGS and chondrosarcoma) | Six of nine including nonsarcomas |
| Current study | Eight (8) | 14 (4–18) | Eight (OGS and EWS) | 75% |
* After sacrectomy for primary sarcomas of the sacrum in patients younger than 18 years at time of disease onset; studies included have at least one or more pediatric patients with a primary sacral sarcoma; OGS = osteosarcoma; EWS = Ewing sarcoma; # = mostly descriptive/epidemiologic study; N/A = not available.