Table 2.

Distribution of screening frequency according to the occurrence of MetS.

	n	%	Observation person-years		MetS
			mean	SD	No				Yes
					n	row %	Observation person-years		n	row %	Observation person-years
							mean	SD			mean	SD
Participants	22,594	100.00	5.27	2.82	17,402	77.02	5.37	2.84	5192	29.84	4.96	2.73
Number of screenings attended
2	16,618	73.55	4.40	2.38	12,465	75.01	4.41	2.36	4153	24.99	4.39	2.44
3	4181	18.50	7.08	2.33	3419	81.77	7.16	2.28	762	18.23	6.72	2.52
4	1205	5.33	8.89	2.25	1009	83.73	8.95	2.19	196	16.27	8.57	2.54
5	320	1.42	9.41	2.61	267	83.44	9.55	2.54	53	16.56	8.70	2.88
6	135	0.60	9.31	2.51	118	87.41	9.43	2.50	17	12.59	8.43	2.52
7	65	0.29	9.48	2.39	60	92.31	9.57	2.47	5	7.69	8.46	0.51
8	31	0.14	10.39	1.66	29	93.55	10.35	1.71	2	6.45	10.97	0.07
9	17	0.08	11.13	1.85	14	82.35	11.26	1.94	3	17.65	10.54	1.48
10	10	0.04	12.12	0.74	10	100.00	12.12	0.74	0	.	.	.
11	8	0.04	11.11	0.96	7	87.50	11.29	0.88	1	12.50	9.87
12	3	0.01	12.51	0.57	3	100.00	12.51	0.57	0	.	.	.
13	1	0.00	12.63	.	1	100.00	12.63	.	0	0.00	.	.