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. 2018 Feb 2;8:2209. doi: 10.1038/s41598-018-19580-y

Table 2.

Incidence rate of coronary heart disease in primary Sjögren’s syndrome and control group.

Controls n = 16,700 Sjögren’s syndrome n = 4,175 p value
Follow up person-months
(min, max, median)
1,043,101
(1,140,60)
256,883
(1,140,59)
Event of CAD 1,090 365
Incidence rate (per 1000 person-months) 1.04 1.42
Incidence rate ratio (95% C.I.) Reference 1.36(1.21–1.53) <0.0001

CHD, coronary heart disease; C.I, confidence interval.