Table 3 Levothyroxine dosage prescribed in subclinical and overt hypothyroid subgroups as well as autoimmune and nonautoimmune subgroups according to trimester wise and preconception status
Subclinical hypothyroidism (N = 105) (µg/day) | Overt hypothyroidism (N = 50) (µg/day) | Autoimmune hypothyroidism (N = 78) (µg/day) | Nonautoimmune hypothyroidism (N = 202) (µg/day) | |
|---|---|---|---|---|
Preconception dosage* | 50.0 (50.0) | 100.0 (41.8) | 85.7 (66.0) | 75.0 (50.0) |
1st trimester dosage | 64.3 (50.0) | 100.0 (41.0) | 100.0 (75.0) | 100.0 (64.3) |
2nd trimester dosage | 71.4 (50.0) | 100.0 (50.0) | 100.0 (87.5) | 100.0 (71.4) |
3rd trimester dosage | 78.5 (71.4) | 110.7 (51.7) | 103.5 (92.8) | 100.0 (85.7) |