Prevalence of Hypothyroidism among Dialysis Patients in Palestine: A Cross-Sectional Study

Table 1

Background and clinical characteristics of the study participants and its relation to hypothyroidism (n = 209).

Characteristic	Total	Euthyroid	Hypothyroidism (high TSH)	value
Age in years	60 (21)	59 (21)	60 (15)	0.599
Gender %(n)
Male	64.1% (134)	66.1% (113)	52.9% (18)	0.172
Duration of dialysis, (mo)	36 (54)	36 (54)	36 (63)	0.597
Weight, kg	74 (24)	74.5 (23.3)	23.3 (32.4)	0.611
Comorbidities, % (n)
Diabetes	56.5% (118)	55% (77)	61.8% (34)	0.571
Hypertension	80.4% (168)	80.1% (137)	82.4% (28)	0.488
Cardiovascular disease	52.2% (109)	52.5% (88)	55.9% (19)	0.709
Heart failure	27.3% (57)	34.4% (44)	43.3% (13)	0.401
IHD	32.1% (67)	39.6% (55)	37% (10)	1
Smoker	25.4% (53)	28.7% (49)	8.8% (3)	0.017
Laboratory tests
Albumin, serum (g/dL)	3.83 (0.46)	3.83 (44)	3.84 (61)	0.654
Creatinine, serum (mg/dL)	8.19 (3.32)	8.35 (3.55)	7.12 (3.53)	0.018
Ferritin (ng/ml)	545.4 (397)	538.8 (413.80)	642.25 (369)	0.384
Hemoglobin (g/dL)	10.94 (1.66)	11 (1.58)	10.47 (1.86)	0.109
Ca, serum (mg/dL)	9.16 (0.88)	9.18 (0.92)	9.17 (0.77)	0.607
Bicarbonate (mEq/L)	20.3 (3.5)	20.5 (3.4)	19.4 (4.3)	0.077
P, serum (mg/dL)	4.44 (1.89)	4.44 (1.88)	4.49 (2.56)	0.843
PTH, (pg/mL)	309.9 (353.8)	304.4 (379.87)	340.65 (222.4)	0.543
BUN, serum (mg/dL)	52.3 (15.0)	52.05 (13.78)	55.3 (19.13)	0.939
Potassium (mEq/L)	5.06 (1.05)	5.06 (1.07)	5.14 (84)	0.750
Sodium (mEq/L)	138 (4.0)	138 (4)	138.5 (3)	0.380
Chloride (mg/dl)	97.80 (4.5)	97.4 (4.74)	98.1 (3.15)	0.307

Median (interquartile range). Corrected for albumin; P, phosphate; PTH, parathyroid hormone; Ca, calcium; BUN, blood urea nitrogen; IHD, ischemic heart disease.