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Table 3 The mean difference between groups for all PMS symptoms

From: Effect of whole body vibration versus resistive exercise on premenstrual symptoms in adolescents with premenstrual syndrome

Variable

Compared groups

MD

SE

p-value

95% CI

PMS-A

Control- Resistive exercise group

2.60

0.64

0.000*

1.30-3.89

Control - WBV group

2.22

0.64

0.001*

-3.89- - 1.30

Resistive exercise group- WBV group

-0.37

0.64

0.56

-1.66-0.91

PMS-C

Control - Resistive exercise group

2.62

0.46

0.000*

1.50-3.74

Control - WBV group

3.02

0.46

0.000*

1.90-4.14

Resistive exercise group- WBV group

0.40

0.46

0.66

-0.71-1.51

PMS-D

Control-Resistive exercise group

2.15

0.58

0.001*

0.71-3.58

Control - WBV group

1.80

0.58

0.009*

0.36-3.23

Resistive exercise group - WBV group

-0.35

0.58

1

-1.78-1.08

PMS-H

Control - Resistive exercise group

2.02

0.58

0.003*

0.57-3.47

Control - WBV group

2.90

0.58

0.000*

1.44-4.35

Resistive exercise group- WBV group

0.87

0.58

0.42

-0.57-2.32

Other symptoms

Control - Resistive exercise group

3.05

0.57

0.000*

1.62-4.47

Control - WBV group

2.72

0.57

0.000*

1.30-4.14

Resistive exercise group - WBV group

-0.32

0.57

1

-1.74- 1.09

Cramp

Control - Resistive exercise group

0.67

0.14

0.000*

0.32-1.03

Control - WBV group

0.37

0.14

0.03*

0.02-0.73

Resistive exercise group - WBV group

-0.30

0.14

0.12

-0.65- 0.05

Backache

Control - ES group

0.67

0.11

0.000*

0.40-0.94

Control - WBV group

0.57

0.11

0.000*

0.30-0.84

ES - WBV group

-0.10

0.11

0.64

-0.37- 0.17

  1. CI confidence interval, MD mean difference, PMS-A premenstrual syndrome anxiety, PMS-C premenstrual syndrome craving symptoms, PMS-D premenstrual syndrome depression, PMS-H premenstrual syndrome hyperhydration symptom, SE standard error, WBV whole body vibration
  2. *P<0.05 is significant