Table 2.

Comparison of PMS scores in ginger and placebo groups before and after the intervention.

Symptoms	Group		Test results
	Control	Ginger
	Mean ± SD	Mean ± SD	Unpaired test
Total severity of PMS
Before intervention	106.7 ± 44.65	110.2 ± 30.77	P = 0.71
One month after intervention	105.7 ± 45.76	51.18 ± 32.76	P < 0.0001
Two months after intervention	107.2 ± 50.68	49.48 ± 33.12	P < 0.0001
Three months after intervention	106 ± 48.74	47.06 ± 33.41	P < 0.0001
Mood symptoms
Before intervention	37.42 ± 17.37	38.97 ± 14.16	P = 0.69
One month after intervention	37.18 ± 16.13	16.39 ± 10.54	P < 0.0001
Two months after intervention	37.61 ± 18.58	14.61 ± 8.84	P < 0.0001
Three months after intervention	38.37 ± 20.31	13.45 ± 10.65	P < 0.0001
Physical symptoms
Before intervention	42.64 ± 23.83	45.76 ± 19.76	P = 0.56
One month after intervention	43.48 ± 24.25	21.85 ± 22.54	P = 0.0004
Two months after intervention	43.42 ± 24.13	21.12 ± 20.31	P < 0.0001
Three months after intervention	42.06 ± 22.76	22.76 ± 19.62	P = 0.0005
Behavioral symptoms
Before intervention	26.64 ± 16.20	25.42 ± 16.05	P = 0.76
One month after intervention	25.06 ± 17.86	12.94 ± 12.35	P = 0.002
Two months after intervention	26.15 ± 19.08	13.76 ± 13.79	P = 0.003
Three months after intervention	25.61 ± 18.47	10.85 ± 13.05	P = 0.0004