Humanities HUMA E-102 Lecture Notes - Lecture 5: Preterm Birth, Social Isolation, Prenatal Care
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Part B:
You are interested in exploring if the mother’s alcohol drinking status during pregnancy is a confounder and/or an effect modifier. Using the two tables below, calculate the stratum specific relative risks for women who drank during pregnancy versus women who did not drink during pregnancy.
4. From the table below, calculate the stratum specific relative risk for female babies whose mothers drank Blank 4
Mothers Who Drank During Pregnancy | |||
Low Birth Weight | Normal Birth Weight | Total | |
Female Babies | 73 | 51 | 124 |
Male Babies | 21 | 62 | 83 |
Total | 94 | 113 | 207 |
5. From the table below, calculate the stratum specific relative risk for female babies whose mothers did not drink Blank 5
Mothers Who Did NOT Drink During Pregnancy | |||
Low Birth Weight | Normal Birth Weight | Total | |
Female Babies | 31 | 121 | 152 |
Male Babies | 19 | 129 | 148 |
Total | 50 | 250 | 300 |
6. Is drinking status during pregnancy a confounder? YES or NO (all capitalized) Blank 6
7. Is drinking status during pregnancy an effect modifier? YES or NO (all capitalized Blank 7