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Table 4 Clinical symptoms of the participants

From: Associated factors in distinguishing patients with brucellosis from suspected cases

 

Confirmed case

n (%)

Suspected case

n (%)

People without brucellosis

n (%)

C vs S vs Pe

C vs S

C vs Pe

S vs Pe

X2

P

X2

P

X2

P

X2

P

Fever

      

330

.505

< 0.001

8.466

0.004

300.494

< 0.001

86.074

< 0.001

 yes

732

(73.86)

252

(65.97)

811

(40.25)

         

 no

259

(26.14)

130

(34.03)

1204

(59.75)

         

Chills

      

10

.363

0.006

0.081

0.776

9.314

0.002

3.409

0.065

 yes

117

(11.81)

43

(11.26)

168

(8.34)

         

 no

874

(88.19)

339

(88.74)

1847

(91.66)

         

Acratia

      

7

.303

0.026

0.812

0.367

7.235

0.007

0.794

0.373

 yes

392

(39.56)

141

(36.91)

696

(34.54)

         

 no

599

(60.44)

241

(63.09)

1319

(65.46)

         

Hyperhidrosis

      

119

.031

< 0.001

3.369

0.066

113.247

< 0.001

30.548

< 0.001

 yes

369

(37.24)

122

(31.94)

389

(19.31)

         

 no

622

(62.76)

260

(68.06)

1626

(80.69)

         

Dizziness

      

0

.490

0.783

 yes

21

(2.12)

8

(2.09)

50

(2.48)

         

 no

970

(97.88)

374

(97.91)

1965

(97.52)

         

Headache

      

57

.392

< 0.001

0.222

0.638

51.125

< 0.001

21.371

< 0.001

 yes

235

(23.71)

86

(22.51)

269

(13.35)

         

 no

756

(76.29)

296

(77.49)

1746

(86.65)

         

Cough

      

0

.153

0.926

 yes

20

(2.02)

8

(2.09)

45

(2.23)

         

 no

971

(97.98)

374

(97.91)

1970

(97.77)

         

Joint and muscle pain

      

63

.716

< 0.001

0.158

0.691

55.357

< 0.001

23.535

< 0.001

 yes

359

(36.23)

134

(35.08)

470

(23.33)

         

 no

632

(63.77)

248

(64.92)

1545

(76.67)

         

Muscular soreness

      

24

.294

< 0.001

0.387

0.534

17.532

< 0.001

14.175

< 0.001

 yes

150

(15.14)

63

(16.49)

200

(9.93)

         

 no

841

(84.86)

319

(83.51)

1815

(90.07)

         

Omalgia

      

2

.676

0.262

 yes

43

(4.34)

16

(4.19)

65

(3.23)

         

 no

948

(95.66)

366

(95.81)

1950

(96.77)

         

Wrist pain

      

0

.582

0.837

 yes

5

(0.50)

1

(0.26)

7

(0.35)

         

 no

986

(99.50)

381

(99.74)

2008

(99.65)

         

Lumbago

      

41

.410

< 0.001

2.899

0.089

41.003

< 0.001

6.558

0.010

 yes

198

(19.98)

61

(15.97)

228

(11.32)

         

 no

793

(80.02)

321

(84.03)

1787

(88.68)

         

Coxalgia

      

19

.362

< 0.001

0.092

0.762

15.361

< 0.001

10.847

0.001

 yes

63

(6.36)

26

(6.81)

66

(3.28)

         

 no

928

(93.64)

356

(93.19)

1949

(96.72)

         

Sacroiliac pain

      

0

.925

0.738

 yes

3

(0.30)

2

(0.52)

6

(0.30)

         

 no

988

(99.70)

380

(99.48)

2009

(99.70)

         

Gonalgia

      

10

.661

0.005

0.748

0.387

6.065

0.014

7.560

0.006

 yes

140

(14.13)

61

(15.97)

222

(11.02)

         

 no

851

(85.87)

321

(84.03)

1793

(88.98)

         

Dolor vagus

      

27

.616

< 0.001

0.143

0.705

21.253

< 0.001

13.960

< 0.001

 yes

224

(22.60)

90

(23.56)

317

(15.73)

         

 no

767

(77.40)

292

(76.44)

1698

(84.27)

         

Lymphatic swelling

      

4

.580

0.079

 yes

2

(0.20)

3

(0.79)

3

(0.15)

         

 no

989

(99.80)

379

(99.21)

2012

(99.85)

         

Enlargement of testis

      

21

.422

< 0.001

0.232

0.630

20.433

< 0.001

7.883

0.005

 yes

42

(4.24)

14

(3.66)

31

(1.54)

         

 no

949

(95.76)

368

(96.34)

1984

(98.46)

         
  1. C Confirmed case; S Suspected case; Pe People without brucellosis
  2. Primary edu: primary education; Junior edu: Junior middle school education; Senior edu: Senior middle school education