Table 1 Demographic data and baseline clinical characteristics of all patients at admission

Female, n

16

12

19

Age (year)

10.00 ± 2.04

10.47 ± 2.33

11.43 ± 2.50

Time from first symptoms to final diagnosis (day)

9 (5, 14) ^△

15 (10, 20)

15 (10, 60) ^△

Family history of SLE, n

1

1

1

Hypertension, n

14

6

15

Pulmonary involvement, n

14

10

16

Cardiac involvement, n

11

6

7

Ophthalmologic involvement, n

3

2

1

Neurological involvement, n

7

5

6

SLEDAI-2 K

28.70 ± 7.17*^△

21.07 ± 5.18*

20.62 ± 5.67^△

Rash, n

18

8

15

Swelling, n

13

8

12

Fever, n

11

7

11