(a).

	TSH		FT3		FT4
	Metformin	Nonmetformin	Metformin	Nonmetformin	Metformin	Nonmetformin
MMP	-0.017 (-0.077, 0.044)	-0.045 (-0.110, 0.019)	0.021 (-0.030, 0.072)	0.019 (-0.040, 0.077)	-0.012 (0.216, 0.192)	0.083 (-0.149, 0.314)
MEP	-0.018 (-0.062, 0.025)	0.003 (-0.032, 0.038)	-0.011 (-0.047, 0.026)	-0.008 (-0.040, 0.023)	-0.181 (-0.325, -0.036)∗	0.133 (0.007, 0.258)∗
MiBP	-0.019 (-0.123, 0.086)	-0.005 (-0.095, 0.084)	0.039 (-0.049, 0.126)	0.032 (-0.049, 0.113)	-0.142 (-0.492, 0.209)	0.101 (-0.220, 0.423)
MnBP	-0.049 (-0.143, 0.046)	0.032 (-0.046, 0.111)	0.010 (-0.070, 0.089)	0.047 (-0.024, 0.118)	-0.145 (-0.463, 0.173)	-0.106 (-0.389, 0.176)
MBzP	0.010 (-0.054, 0.074)	0.016 (-0.038, 0.069)	0.052 (-0.001, 0.105)	-0.015 (-0.064, 0.034)	0.135 (-0.080, 0.349)	-0.104 (-0.298, 0.090)
MCPP	-0.001 (-0.037, 0.034)	0.013 (-0.019, 0.046)	-0.008 (-0.038, 0.021)	-0.015 (-0.045, 0.015)	0.079 (-0.041, 0.198)	-0.073 (-0.190, 0.044)
MiNP	-0.067 (-0.153, 0.019)	-0.044 (-0.119, 0.031)	0.049 (-0.023, 0.121)	0.002 (-0.066, 0.070)	-0.329 (-0.615, -0.043)∗	0.105 (-0.166, 0.376)
MCHP	-0.019 (-0.050, 0.012)	0.009 (-0.021, 0.039)	0.018 (-0.008, 0.045)	-0.003 (-0.030, 0.024)	0.009 (-0.097, 0.115)	-0.028 (-0.135, 0.079)
MEHP	0.009 (-0.027, 0.044)	-0.042 (-0.074, -0.009)∗	0.016 (-0.014, 0.046)	-0.002 (-0.032, 0.027)	-0.040 (-0.160, 0.080)	0.127 (0.011, 0.244)∗
MECPP	-0.045 (-0.131, 0.042)	-0.028 (-0.097, 0.040)	0.106 (0.034, 0.177)∗∗	0.004 (-0.058, 0.066)	-0.383 (-0.671, -0.096)∗∗	0.017 (-0.229, 0.263)
MEHHP	-0.072 (-0.156, 0.011)	-0.055 (-0.131, 0.021)	0.061 (-0.009, 0.132)	0.017 (-0.052, 0.086)	-0.365 (-0.644, -0.086)∗	0.069 (-0.205, 0.344)
MEOHP	-0.059 (-0.135, 0.016)	-0.037 (-0.093, 0.020)	0.053 (-0.010, 0.116)	-0.028 (-0.079, 0.024)	-0.271 (-0.523, -0.018)∗	-0.082 (-0.286, 0.123)
MCMHP	-0.050 (-0.121, 0.021)	-0.039 (-0.104, 0.027)	0.083 (0.024, 0.142)∗∗	0.021 (-0.039, 0.081)	-0.372 (-0.607, -0.137)∗∗	0.081 (-0.156, 0.319)