Air conditioner penetration

Air conditioner penetration has been studied in 1 paper since 2026: 1 observational study in people; 1 in the past year. The newest story, Oct 23, 2026: “Hot nights linked to cardiac arrest hospitalizations in Japan”.

Exposure

1 paper studies it1 findingUpdated Oct 23, 2026

1 new paper in 30 daysSee all 1

“In locations with a lower penetration rate of ACs, females and those aged ≥ 75 years were at higher RRs.”

Association between nighttime heat exposure and emergency hospitalization for out-of-hospital cardiac arrest: A time-stratified case-crossover study in JapanInternational journal of biometeorology2026doi:10.1007/s00484-026-03342-x

1 lab in 1 country

Humans1

What is Air conditioner penetration linked with?

Studies link Air conditioner penetration with 1 measure, most often emergency hospitalization for out-of-hospital cardiac arrest (1 study).

Emergency hospitalization for out-of-hospital cardiac arrest

upin humans1

1 study

Air conditioner penetration is associated with emergency hospitalization for out-of-hospital cardiac arrest in humans.
“In locations with a lower penetration rate of ACs, females and those aged ≥ 75 years were at higher RRs.”
HumansNighttime heat exposure; females and people aged ≥ 75 yearsLower location-specific penetration rate
Hot nights linked to cardiac arrest hospitalizations in Japan
International journal of biometeorologyOct 23, 2026

Latest

1 paper in 12 months

International Journal of BiometeorologyOct 23

Hot nights linked to cardiac arrest hospitalizations in Japan

Nighttime heat was associated with a relative risk of 1.090 for emergency hospitalization after cardiac arrest, compared with nights without such heat.Nighttime heat was associated with a relative risk of 1.090 for emergency hospitalization after cardiac arrest, compared with nights without such heat.

Case-control study of 135,898 peoplePopulations

Paper

Air conditioner penetration

What is Air conditioner penetration linked with?

Latest

Hot nights linked to cardiac arrest hospitalizations in Japan

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