Disease data for two independent groups are associated with the summary statistics reported in tables below by stratifying gender and combining. Given summary statistics in the tables, please answer following questions 1-16.

Table for Male

Group	Disease	Non-disease	Total
1	10	90	100
2	50	950	1000
Total	60	1040	1100

Table for Female

Group	Disease	Non-disease	Total
1	900	100	1000
2	500	500	1000
Total	1400	600	2000

Table for combining Male and Female

Group	Disease	Non-disease	Total
1	910	190	1100
2	550	1450	2000
Total	1460	1640	3100

The disease rate of group 1 in male is

Group of answer choices

10%

5%

90%

95%

5.5%

Question 2

The disease rate of group 2 in male is

Group of answer choices

10%

5%

90%

95%

5.5%

Question 3

The overall disease rate in male (regardless groups) is

Group of answer choices

10%

5%

90%

95%

5.5%

Question 4

The risk difference in male (group 1 - group 2) is

Group of answer choices

10%

5%

90%

95%

5.5%

Question 5

The relative risk in male group (group 1 vs. group 2) is

Group of answer choices

1.0

2.0

3.0

1.8

Question 6

The disease rate of group 1 in female is

Group of answer choices

10%

50%

90%

40%

70%

Question 7

The disease rate of group 2 in female is

Group of answer choices

10%

50%

90%

40%

70%

Question 8

The overall disease rate in female (regardless groups) is

Group of answer choices

10%

50%

90%

40%

70%

Question 9

The risk difference in female (group 1 - group 2) is

Group of answer choices

10%

50%

90%

40%

70%

Question 10

The relative risk in female group (group 1 vs. group 2) is

Group of answer choices

1.0

2.0

3.0

1.8

Question 11

The disease rate of group 1 in combining gender is

Group of answer choices

83%

28%

47%

55%

40%

Question 12

The disease rate of group 2 in combining gender is

Group of answer choices

83%

28%

47%

55%

40%

Question 13

The disease rate in combining gender (regardless groups) is

Group of answer choices

83%

28%

47%

55%

40%

Question 14

The risk difference in combining gender (group 1 - group 2) is

Group of answer choices

83%

28%

47%

55%

40%

Question 15

The relative risk in combining gender (group 1 vs. group 2) is

Group of answer choices

1.0

2.0

3.0

4.0

Question 16

Based on Mantel-Haenszel procedure, the Mantel-Haenszel summary relative risk is 1.8, the gender variable is

Group of answer choices

Positive confounder

Negative confounder

Can not be determined

Question 17

Disease data for two independent groups are associated with the summary statistics reported in the tables below by stratifying gender and combining. Given summary statistics in the tables, please answer following questions 17-30.

Table for Male

Group	Disease	Non-disease	Total
1	10	90	100
2	50	950	1000
Total	60	1040	1100

Table for Female

Group	Disease	Non-disease	Total
1	220	780	1000
2	150	850	1000
Total	370	1630	2000

Table for combining Male and Female

Group	Disease	Non-disease	Total
1	230	870	1100
2	200	1800	2000
Total	430	2670	3100

The disease odds of group 1 in male is

Group of answer choices

0.11

0.05

0.06

2.11

3.21

Question 18

The disease odds of group 2 in male is

Group of answer choices

0.11

0.05

0.06

2.11

3.21

Question 19

The overall disease odds in male (regardless groups) is

Group of answer choices

0.11

0.05

0.06

2.11

3.21

Question 20

The odds ratio in male group (group 1 vs. group 2) is

Group of answer choices

0.11

0.05

0.06

2.11

3.21

Question 21

The disease odds of group 1 in female is

Group of answer choices

0.28

0.18

0.23

2.11

1.60

Question 22

The disease odds of group 2 in female is

Group of answer choices

0.28

0.18

0.23

2.11

1.60

Question 23

The overall disease odds in female (regardless groups) is

Group of answer choices

0.28

0.18

0.23

2.11

1.60

Question 24

The odds ratio in female group (group 1 vs. group 2) is

Group of answer choices

0.28

0.18

0.23

2.11

1.60

Question 25

The disease odds of group 1 in combining gender is

Group of answer choices

0.26

0.11

0.16

2.38

1.60

Question 26

The disease odds of group 2 in combining gender is

Group of answer choices

0.26

0.11

0.16

2.38

1.60

Question 27

The overall disease odds in combining gender (regardless groups) is

Group of answer choices

0.26

0.11

0.16

2.38

1.60

Question 28

The odds ratio in combining gender (group 1 vs. group 2) is

Group of answer choices

0.26

0.11

0.16

2.38

1.60

Question 29

Based on Mantel-Haenszel procedure, the Mantel-Haenszel summary odds ratio is 1.6, the gender variable is

Group of answer choices

Positive confounders

Negative confounders

Can not be determined

Question 30

A smoking and cervical cancer study with data stratified by number of sexual partners. The number of sexual partners is coded as 0 for zero to one partner, and 1 for two or more partners. The Chi-Square test for interaction between smoking variable and the number of sexual partner variable shows that a statistical significant interaction exists. Which following statistic should be reported?

Group of answer choices

The strata-specific odds ratio

The crude odds ratio from combined data

The Mantel-Haenszel summary odds ratio

Can not be determined