Table 3.

Comparisons of activation markers, serum sIL-2R and IL-10 levels in patients with FMF and controls [median (range)]

Parameters	FMF (attack-free) (n = 29*)	FMF (attack) (n = 21*)	Healthy controls (n = 20)	Behçet's disease (n = 15)	χ2	P**
ESR (mm/h)	14 (20)a	38 (45)b	15 (21)c	12 (17)d	47·276	<0·001
WBC counts (/mm3)	5800 (3600)e	10000 (6600)f	6900 (3600)g	6500 (3700)h	34·154	<0·001
Fibrinogen (mg/dl)	322 (260)i	400 (215)j	325 (176)k	330 (174)l	20·695	<0·001
sIL-2R (ng/ml)	1·0 (1·7)	2·2 (3·5)	0·8 (1·7)	0·5 (1·1)	48·715	<0·001
IL-10 (pg/ml)	3·3 (8·4)	7·0 (11·9)	5·2 (9·6)	5·2 (9·3)	13·192	0·004

ESR: erythrocyte sedimentation rate; WBC: white blood cell; sIL-2R: soluble interleukin 2 receptor; IL-10: interleukin 10; FMF: familial Mediterranean fever.

^*With double donors;

^**multiple comparisons were performed using the Kruskall–Wallis test. P < 0.001 for

^aversus^b,

^bversus

^c,^b versus

^d,

^eversus

^f,^f versus

^g,^f versus

^h,

^jversus k; P = 0.001 for

ⁱversus^j and ^j versus^l.