Association between Serum Potassium with Risk of Onset and Visual Field Progression in Patients with Primary Angle Close Glaucoma: A Cross-Sectional and Prospective Cohort Study

Table 3

Comparison of characteristics in primary angle close glaucoma subject.

Variable	No progression ()	Progression ()	value	value
Age (year),			-0.91	0.36^a
BMI (kg/m^2),			0.41	0.68^a
SBP (mm Hg),			0.78	0.44^a
DBP (mm Hg),			0.70	0.48^a
Diabetes, (%)	11 (6.88%)	9 (8.57%)	0.26	0.61^b
Hypertension, (%)	33 (20.63%)	21 (20.00%)	0.02	0.90^b
Topical glaucoma medications
0-2	56 (35%)	38 (36.19%)	0.04	0.84^b
>2	104 (65%)	67 (63.81%)
IOP (mm Hg),			-1.60	0.06^a
VCDR,			1.84	0.07^a
CCT (mm),			1.30	0.19^a
ACD (cm),			-0.26	0.80^a
AL (cm),			-0.59	0.56^a
MD (dB),			1.01	0.32^a
Calcium (mmol/L)			-1.87	0.06^a
Male			-2.36	0.02^a
Female			-0.56	0.58^a
Phosphorus (mmol/L)			-0.81	0.42^a
Male			0.84	0.40^a
Female			-1.26	0.21^a
Potassium (mmol/L)			-3.17	0.002^a
Male			-2.55	0.01^a
Female			-2.18	0.03^a
Sodium (mmol/L)			-0.12	0.91^a
Male			0.75	0.46^a
Female			-0.63	0.53^a
Chlorine (mmol/L)			-0.49	0.62^a
Male			0.76	0.45^a
Female			-1.24	0.22^a

^aIndependent sample -test. ^b test. ^cMann-Whitney test.