Table 11.

Number at risk after PSM 1:2

Year after the beginning of this study	0	1	2	3	4	5	6	7	8	9
No restriction on follow-up duration
Non-Hashimoto’s thyroiditis	31,024	30,120	25,876	21,426	17,360	13,244	9592	5947	2836	0
Hashimoto’s thyroiditis	15,512	15,325	13,217	11,040	9005	6991	5050	3165	1514	0
Hashimoto’s thyroiditis, no hyperthyroidism, and no hypothyroidism	5910	5828	4992	4177	3401	2649	1895	1176	585	0
Hashimoto’s thyroiditis and hyperthyroidism only	2367	2337	2000	1635	1297	990	674	428	194	0
Hashimoto’s thyroiditis and hypothyroidism only	5549	5480	4769	4015	3320	2624	1973	1256	593	0
Hashimoto’s thyroiditis, hyperthyroidism, and hypothyroidism	1686	1680	1456	1213	987	728	508	305	142	0
Follow-up duration of samples ≧ 3 months
Non-Hashimoto’s thyroiditis	30,680	30,120	25,876	21,426	17,360	13,244	9592	5947	2836	0
Hashimoto’s thyroiditis	15,490	15,325	13,217	11,040	9005	6991	5050	3165	1514	0
Hashimoto’s thyroiditis, no hyperthyroidism, and no hypothyroidism	5900	5828	4992	4177	3401	2649	1895	1176	585	0
Hashimoto’s thyroiditis and hyperthyroidism only	2364	2337	2000	1635	1297	990	674	428	194	0
Hashimoto’s thyroiditis and hypothyroidism only	5541	5480	4769	4015	3320	2624	1973	1256	593	0
Hashimoto’s thyroiditis, hyperthyroidism, and hypothyroidism	1685	1680	1456	1213	987	728	508	305	142	0
Follow-up duration of samples ≧ 6 months
Non-Hashimoto’s thyroiditis	30,524	30,120	25,876	21,426	17,360	13,244	9592	5947	2836	0
Hashimoto’s thyroiditis	15,454	15,325	13,217	11,040	9005	6991	5050	3165	1514	0
Hashimoto’s thyroiditis, no hyperthyroidism, and no hypothyroidism	5888	5828	4992	4177	3401	2649	1895	1176	585	0
Hashimoto’s thyroiditis and hyperthyroidism only	2357	2337	2000	1635	1297	990	674	428	194	0
Hashimoto’s thyroiditis and hypothyroidism only	5525	5480	4769	4015	3320	2624	1973	1256	593	0
Hashimoto’s thyroiditis, hyperthyroidism, and hypothyroidism	1684	1680	1456	1213	987	728	508	305	142	0