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Table 1 Patients characteristics at diagnosis

From: Clinical characteristics and prognosis of osteosarcoma in young children: a retrospective series of 15 cases

Patient

Year range of diagnosis

Age range at diagnosis (years)

Duration range of symptoms (months)

Metastases at diagnosis

1

 

2-3

NA

yes

2

 

3-4

<2

yes

3

1980 -1989

3-4

<2

no

4

 

3-4

<2

no

5

 

4-5

>4

no

6

 

4-5

2-4

yes

7

 

4-5

<2

no

8

1990 -1999

4-5

2-4

no

9

 

3-4

<2

no

10

 

4-5

<2

yes

11

 

3-4

2-4

no

12

2000 -2007

4-5

<2

yes

13

 

1-2

<2

no

14

 

4-5

<2

no

15

 

2-3

2-4

yes

  1. NA: data non-available