Table 3.

Average dengue case incidence pre and during pandemic per 100,000 population and rate ratio by state, Malaysia.

State	Total cases		Standard deviation		Average incidence rate per 100,000 population		Difference of pre and during pandemic incidence rate	Incidence rate ratio (95% confidence interval)
	Pre-pandemic	During pandemic	Pre-pandemic	During pandemic	Pre-pandemic	During pandemic
Malaysia	625,456	116,669	63.36	139.6	328.8	179.6	−149.2	0.55 (0.54,0.56)*
Johor	57,397	13,397	102.27	173.7	260.9	167.0	−94.0	0.64 (0.62,0.66)*
Kedah	8,215	1,424	21.23	4.7	64.1	33.3	−30.8	0.52 (0.47,0.57)*
Kelantan	33,953	4,112	273.59	144.7	317.6	114.6	−202.9	0.36 (0.34,0.38)*
Melaka	11,817	3,454	87.19	158.3	219.1	172.8	−46.3	0.79 (0.74,0.84)*
Negeri Sembilan	16,318	3,540	64.04	132.2	246.8	147.4	−99.4	0.6 (0.57,0.64)*
Pahang	13,783	3,648	51.65	124.2	140.8	114.5	−26.2	0.81 (0.76,0.86)*
Perak	32,141	3,222	108.94	59.8	216.1	64.5	−151.6	0.3 (0.28,0.32)*
Perlis	1,590	101	30.33	14.7	105.7	17.7	−88.0	0.17 (0.13,0.23)*
Pulau Pinang	24,418	1,449	89.25	25.9	235.2	41.6	−193.7	0.18 (0.17,0.19)*
Sabah	19,487	5,841	33.62	47.8	84.8	85.5	0.7	1.01 (0.96,1.06)
Sarawak	11,690	1,942	32.17	31.5	71.2	39.5	−31.6	0.55 (0.51,0.59)*
Selangor	332,312	60,376	167.71	292.6	877.7	431.3	−446.4	0.49 (0.48,0.5)*
Terengganu	6,536	453	62.4	21.9	92.6	19.7	−72.9	0.21 (0.18,0.24)*
F.T. Kuala Lumpur	52,363	12,930	156.44	249.8	490.3	326.9	−163.4	0.67 (0.65,0.69)*
F.T. Labuan	255	12	44.04	1.5	43.3	6.3	−37.0	0.15 (0.06,0.35)*
F.T. Putrajaya	3,181	768	253.01	351	576.8	348.9	−227.9	0.6 (0.53,0.68)*

*Significant incidence rate ratio.