Increased Frequency of Circulating Follicular Helper T Cells in Children with Hand, Foot, and Mouth Disease Caused by Enterovirus 71 Infection

Table 1

Clinical characteristics of 60 recruited children with HFMD caused by EV71 infection.

Group	Number	M/F	Age (Months)	WBC (×10^9)	CRP (mg/L)
Mild	29	16/13	46.41±18.01	7.90±1.84	6.95±4.80
Severe	31	20/11	26.19±12.98	13.11±4.16	19.39±11.91
HC	43	23/20	37.44±11.14	6.34±1.11	0.31±0.10

Note: data correspond to the arithmetic mean ± SD. M/F: male/female; WBC: white blood cell; CRP: C-reactive protein; HC: healthy controls.
60 Laboratory-confirmed HFMD children with EV71 infection were recruited and classified into two groups according to the clinical severity of disease and degrees of neurological damage.