Table 1.

Comparison of Mean & SD of serum Na⁺, K⁺ in 155 patients with cataract and 155 without cataract.

Study group Serum cations	Age-related cataract patients	Control group	P-value
Na+ mean (mEq/lit)	144.96±6.04	140.88±2.27	<0.0001
K+ mean (mEq/lit)	4.20±0.34	4.15±0.32	0.200