Table 3.

Relationship between serum TSLP levels and associated arthritis among the patient groups

Variable	Without psoriatic arthritis (n=50)	With psoriatic arthritis (n=3)	MW	P
TSLP (pg/ml) Mean ± SD	946.6±579.25	2644.7±2209.4
Median	805	1492	2.50	0.01
Range	325–4200	1250–5192		**

Note: **Highly significant (P≤0.01).

Abbreviations: n = number; SD = standard deviation; MW = Mann Whitney test; TSLP, thymic stromal lymphopoietin .