表 1.

各组患者基本情况及尿酸水平

Basic conditions and uric acid levels of patients in each group

Items	Non-crystal (n=25)	Tendon (n=37)	Joint (n=43)	P
a，P＜0.05，compared with the non-crystal group. BMI, body mass index; UA, uric acid.
Age/years	33.6±9.1	45.9±14.0a	41.1±12.7	0.001
BMI/(kg/m2)	26.5±3.2	27.4±4.2	25.9±3.8	0.246
Course of hyperuricemia/months	60.2±45.3	101.7±75.7	90.0±66.9	0.136
Age of first rise in UA/years	28.6±9.0	38.5±12.7a	34.5±10.6	0.004
Initial UA/(μmol/L)	540.4±78.3	564.5±175.7	526.2±65.2	0.649
Highest UA/(μmol/L)	604.8±65.5	632.6±130.0	607.7±101.6	0.627
Immediate UA/(μmol/L)	511.0±129.8	502.4±110.2	507.6±120.0	0.964