Table 2.

Nationwide pooled peak-to-trough ratio (PTR) with 95% CI with/without adjustment for temperature and/or influenza-like illness (ILI)

Adjustment	All-cause mortality		Circulatory mortality		Respiratory mortality
	PTR	95% CI	PTR	95% CI	PTR	95% CI
None	1.29	1.28 to 1.31	1.55	1.52 to 1.57	1.45	1.43 to 1.48
Temperature	1.06	1.05 to 1.07	1.07	1.05 to 1.09	1.16	1.12 to 1.21
ILI	1.27	1.26 to 1.29	1.52	1.49 to 1.55	1.40	1.38 to 1.43
Temperature+ILI	1.07	1.06 to 1.07	1.08	1.06 to 1.09	1.12	1.09 to 1.16