Table 5.

Oxidative stress parameters in blood of women with PMS and controls.

Authors	Biological Sample	Results Presentation Method (Unit)	No. of Cases	No. of Controls	Results PMS Cases	Results Controls	p-Value
TOTAL OXIDATIVE STATUS
TOS
Incebiyik et al. [22]	Serum	Mean ± SD * (μmol H2O2 equivalent/L)	40	40	46.78 ± 23.32	41.89 ± 18.64	0.304
OSI
Incebiyik et al. [22]	Serum	Mean ± SD (mmol trolox/L)	40	40	5.10 ± 2.87	4.44 ± 2.12	0.243
LIPID PEROXIDATION AND PROTEIN OXIDATION
MDA
Balat et al. [18]	Plasma	Mean ± SD (N/A)	11	10	1.4 ± 0.1	1.6 ± 0.1	>0.05
Duvan et al. [19]	Plasma	Mean ± SD (nmol/mL)	20	21	4.46 ± 0.54	4.50 ± 0.46	0.78
LHP (LOOH)
Duvan et al. [19]	Plasma	Mean ± SD (nmol/mL)	20	21	0.28 ± 0.08	0.20 ± 0.04	0.01
Incebiyik et al. [22]	Serum	Mean ± SD (mmol H2O2 equivalent/l)	40	40	23.21 ± 13.80	20.43 ± 10.90	0.321
PC
Duvan et al. [19]	Serum	Mean ± SD (nmol/mL)	20	21	13.9 ± 1.38	13.4 ± 1.45	0.18
Tuladhar and Rao [23]	Plasma	Median (IR) (nmol/mg protein)	74	80	0.90 (0.68–1.20)	0.84 (0.65–1.12)	>0.05
PPT
Tuladhar and Rao [23]	Plasma	Median (IR) (µmol)	74	80	410 (371–449)	410 (371–468)	>0.05
OTHERS
-SH
Incebiyik et al. [22]	Serum	Mean ± SD (mmol/L)	40	40	0.46 ± 0.09	0.43 ± 0.06	0.064
T-SH
Duvan et al. [19]	Serum	Mean ± SD (nmol/L)	20	21	0.39 ± 0.07	0.37 ± 0.05	0.59
NO
Balat et al. [18]	Plasma	Mean ± SD (N/A)	11	10	42 ± 2.4	43 ± 2.4	>0.05
AM
Balat et al. [18]	Plasma	Mean ± SD (N/A)	11	10	37 ± 2.2	26 ± 1.4	<0.05

* All such terms presented as arithmetic mean, Abbreviations: AM—adrenomedullin, IR—interquartile range, LHP (LOOH)—lipid hydroperoxide, MDA—malondialdehyde, N/A—not available, NO—nitric oxide, OSI—oxidative stress index, PC—protein carbonyl, PPT—plasma protein thiol, -SH—free sulfhydryl groups, TOS—total oxidant status, T-SH—total thiol.