Comparison of antibody responses against Mycobacterium tuberculosis antigen Rv0679c in tuberculosis patients from the endemic and non-endemic regions of the Beijing genotype: a case control study

Table 2 Demographic Information

Parameter		Chinese Subjects		Filipino Subjects
Parameter		C-PTB	C-HC	P-PTB	P-HC
No. of Subjects		45	39	51	30
Age (in years; mean ± SD)^{a, b}		60.47 ± 18.19	29.9 ± 6.38	41.3 ± 13.0	33.7 ± 11.0
Sex (no. of males/no. of females)^c		35/10	28/11	36/15	9/21
TB Antibody Test (positive results)	anti-TBGL IgG^d	31 (68.9)	7 (17.9)	41 (80.4)	16 (53.3)
TB Antibody Test (positive results)	anti-TBGL IgA^e	21 (46.7)	4 (10.3)	34 (66.7)	10 (33.3)

C-PTB, C-HC, pulmonary TB patients and healthy controls from China; P-PTB, P-HC, pulmonary TB patients and healthy controls from the Philippines
^aolder age in C-PTB than in the others
^byounger age in C-HC than in C-PTB or in P-PTB
^clarger proportion of female subjects recruited in P-HC compared to the others
^dlower positivity of anti-TBGL IgG in the C-HC compared to the others
^elower positivity of anti-TBGL IgA in C-HC compared to that in C-PTB or in P-PTB

ISSN: 1471-2334