Clinical Characteristics and Gene Mutation Analysis of the Chinese Han Population with Gitelman Syndrome: 3 Case Reports and a Literature Review

Table 3

Comparison of blood potassium and blood magnesium levels across the different mutation types ( ± s).

Group	Number	Potassium (mmol/L)	Magnesium (mmol/L)
Compound heterozygous mutations	56	2.49 ± 0.48	0.55 ± 0.12
Homozygous	28	2.45 ± 0.41	0.59 ± 0.15
Multiple mutations	26	2.51 ± 0.47	0.61 ± 0.18
Single heterozygous mutation	14	2.51 ± 0.51	0.52 ± 0.17
Frameshift and nonsense mutation	23	2.47 ± 0.46	0.55 ± 0.15