High prevalence of rheumatoid arthritis and its risk factors among Tibetan highlanders living in Tsarang, Mustang district of Nepal

Table 5 Results of biochemical tests and scores by ACR/EULAR classification for rheumatoid arthritis

Variables	Male (n = 23)		Female (n = 42)		p value
Variables	n	%	n	%	p value
RF
Negative	18	78.3	33	78.6	0.9940
Weakly positive	4	17.4	7	16.7
Strongly positive	1	4.3	2	4.8
Anti-CCP antibody
Negative	23	100.0	40	95.2	0.2878
Weakly positive	0	0.0	0	0.0
Strongly positive	0	0.0	2	4.8
CRP
Low	16	69.6	33	78.6	0.5485
High	7	30.4	9	21.4
Hyaluronic acid^a
Low	17	77.3	28	66.7	0.5654
High	5	22.7	14	33.3
ACR/EULAR 2010
0–3	18	78.3	34	81.0	0.9943
4–5	4	17.4	5	11.9
6≦	1	4.3	3	7.1

Data were analyzed by Fisher’s exact tests or Cochran-Armitage trend tests for comparison of variables between males and females
Position: After the paragraph in section “Prevalence of rheumatoid arthritis by ACR/EULAR 2010 score” in the “Results” section
^aOne male participant could not be measured due to a shortage of samples

ISSN: 1880-6805