Table 3. Mean differences of studied variables of 2 groups, before and after the intervention.

Variable	Values	p value
Homocysteine (µmol/L)	2.24 ± 0.33	0.001*
Hemoglobin (g/dL)	−1.92 ± 0.19	0.001†
MCV (pg/cell)	4.57 ± 1.17	0.001*
MCHC (g/dL)	0.13 ± 0.55	0.806*
SBP (mmHg)	0.40 ± 1.90	0.992†
DBP (mmHg)	1.60 ± 1.53	0.229†
PCS	−20.52 ± 7.70	0.004*
MCS	−8.57 ± 3.46	0.029†

Data are shown as mean differences ± standard deviation.

MCV, mean corpuscular volume; MCHC, mean corpuscular hemoglobin concentration; SBP, systolic blood pressure; DBP, diastolic blood pressure; PCS, Physical Health Composite Score; MCS, Mental Health Composite Score.

^*Independent t-test; ^†Mann-Whitney test.