Table 1 Characteristics of the study group.

From: Association between trichomoniasis and prostate and bladder diseases: a population-based case–control study

BPH/prostate cancer, bladder cancer

Variables

Total

With

Without

P

n

%

n

%

n

%

Total

250,176

 

62,544

25.00

187,632

75.00

 

Trichomoniasis

0.004

Without

250,148

99.99

62,530

99.98

187,618

99.99

 

With

28

0.01

14

0.02

14

0.01

 

Age (years)

73.15 ± 11.41

73.21 ± 10.65

73.13 ± 11.65

0.129

Age group (years)

0.999

18–44

2664

1.06

666

1.06

1998

1.06

 

45–64

50,292

20.10

12,573

20.10

37,719

20.10

 

≥ 65

197,220

78.83

49,305

78.83

147,915

78.83

 

Insurance premium (NT$)

< 0.001

< 18,000

245,698

98.21

61,654

98.58

184,044

98.09

 

18,000–34,999

3654

1.46

712

1.14

2942

1.57

 

≥ 35,000

824

0.33

178

0.28

646

0.34

 

Depression

< 0.001

Without

217,896

87.10

50,509

80.76

167,387

89.21

 

With

32,280

12.90

12,035

19.24

20,245

10.79

 

CCI_R

1.74 ± 2.96

1.71 ± 2.77

1.75 ± 3.03

< 0.001

Season

< 0.001

Spring (Mar–May)

56,893

22.74

15,495

24.77

41,398

22.06

 

Summer (Jun–Aug)

60,567

24.21

15,709

25.12

44,858

23.91

 

Autumn (Sep–Nov)

72,621

29.03

16,666

26.65

55,955

29.82

 

Winter (Dec–Feb)

60,095

24.02

14,674

23.46

45,421

24.21

 

Location

< 0.001

Northern Taiwan

99,711

39.86

26,475

42.33

73,236

39.03

 

Central Taiwan

71,555

28.60

16,878

26.99

54,677

29.14

 

Southern Taiwan

63,601

25.42

14,985

23.96

48,616

25.91

 

Eastern Taiwan

14,366

5.74

3957

6.33

10,409

5.55

 

Outlying islands

943

0.38

249

0.40

694

0.37

 

Urbanization level

< 0.001

1 (Highest)

75,256

30.08

18,936

30.28

56,320

30.02

 

2

113,122

45.22

29,293

46.84

83,829

44.68

 

3

17,865

7.14

4119

6.59

13,746

7.33

 

4 (Lowest)

43,933

17.56

10,196

16.30

33,737

17.98

 

Level of care

< 0.001

Hospital center

89,122

35.62

23,060

36.87

66,062

35.21

 

Regional hospital

115,596

46.21

26,602

42.53

88,994

47.43

 

Local hospital

45,458

18.17

12,882

20.60

32,576

17.36

 
  1. P: Chi-square/Fisher exact test on categorical variables and t test on continue variables.