Meta-Stats
The exact number of health outcomes this study tracked across maternal, fetal, and neonatal health.
A) 10
B) 23
C) 45
What is B (23 outcomes)?
The fraction of total study data that came from low-income countries where heat risk is highest.
A) 3.1%
B) 12.5%
C) 25.0%
What is A (3.1%)?
The climate change organization whose confidence framework was used to target health priorities to create interventions.
A) WHO
B) IPCC
C) UNICEF
What is B? (IPCC)
The percentage risk increase for preterm birth associated with every single 1 °C rise in baseline ambient temperature.
A) +1%
B) +4%
C) +10%
What is B? (+4%)
The number of specific maternal health outcomes evaluated in the paper out of the total 23 outcomes.
A) 5
B) 10
C) 15
What is B? (10)
The percentage risk spike for preterm birth when an acute heatwave hits, compared to gradual warming.
A) +4%
B) +15%
C) +26%
What is C (+26%)?
The massive preterm birth risk increase faced by mothers in low-income countries is compared to ~10% in high-income nations.
A) +22%
B) +40%
C) +61%
What is C? (+61%)
The meta-analysis statistical model used across study extractions.
A) Fixed-effects model
B) Random-effects model
C) Linear regression model
What is B? (Random-effects model)
The elevated risk percentage for gestational diabetes when mothers face high heat exposure.
A) +15%
B) +28%
C) +50%
What is B? (+28%)
The rank of "Hypertensive Disorders of Pregnancy" (like pre-eclampsia) among all outcomes by study volume.
A) 1st place
B) 3rd place (28 studies)
C) 10th place
What is B? (3rd place (28 studies))
The portion of the paper's total evidence that was hyper-focused on just 5 outcomes.
A) ~25%
B) ~50%
C) ~75%
What is C (~75%)?
The two hottest global regions identified as being heavily underrepresented in heat research.
A) Western Europe & North America
B) Sub-Saharan Africa & South Asia
C) East Asia & Australia
What is B (Sub-Saharan Africa and South Asia)?
The standardized terminology framework used to group pregnancy outcomes.
A) GAIA
B) ICD-11
C) PRISMA
What is A? (GAIA)
The percentage increase in odds for general obstetric complications during heatwaves.
A) +25%
B) +35%
C) +45%
What is A? (+25%)
The condition that ranked 2nd in total evidence concentration with 51 separate effect estimates.
A) Low Birth Weight
B) Cesarean Section
C) Maternal Admissions
What is A? (Low Birth Weight)
The percentage increase in odds for congenital anomalies under extreme heat exposure.
A) +12%
B) +28%
C) +48%
What is C (+48%)?
The most heavily researched condition in the paper, accounting for 84 separate studies.
A) Gestational Diabetes
B) Preterm Birth
C) Stillbirth
What is B? (Preterm Birth)
The outcome that reliably increases in risk by 4% for every 1 °C rise in temperature.
A) Low birth weight
B) Preterm birth
C) Cesarean section
What is B? (Preterm Birth)
The percentage increase in stillbirth risk identified under heat exposure.
HINT: (which did not reach statistical significance)
A) +5%
B) +13%
C) +30%
What is B? (+13%)
Out of the 23 outcomes evaluated, how many achieved a rating of "Very High Certainty" under the adapted IPCC framework?
A) Only 1 (Preterm Birth)
B) 12
C) All 23
What is A? (Only 1 (preterm birth))
The statistical I2 heterogeneity percentage shows high variability across study designs.
A) Up to 35%
B) Up to 60%
C) Up to 98%
What is C (Up to 98%)?
The statistical phenomenon of the funnel plot asymmetry in outcomes like stillbirths.
A) Publication Bias
B) Measurement Error
C) Selection Bias
What is A? (Publication Bias)
A major unmeasured confounder when relying solely on weather outside.
A) Maternal age
B) Air conditioning access
C) Hospital distance
What is B? (Air conditioning access)
The primary reason acute heatwaves show a +26% risk spike compared to a +4% risk per 1 °C gradual warming.
A) Thermal shock prevents adaptation
B) Heatwaves only occur at night
C) Gradual warming is completely harmless
What is A? (Thermal shock prevents adaptation)
One of the rare outcomes in Figure 3 where direction-of-effect estimates showed mixed or protective findings alongside harmful ones.
A) Preterm birth
B) Low birth weight (or hypertensive disorders)
C) Stillbirth
What is B? (Low birth weight (or hypertensive disorders))