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Table 2 Incidence of stroke in typhoon affected and non-affected intervals

From: Study on the relationship among typhoon, weather change and acute ischemic stroke in southern Zhejiang Province of China

Start and end date

Name of typhoon

Incidence of ischemic stroke in interval 1

Incidence of ischemic stroke in interval 2

2019.08.08-2019.08.11

Lekima

155

167

2019.09.05-2019.09.06

Lingling

161

169

2019.09.21-2019.09.22

Tapah

151

165

2019.10.01

Mitag

157

145

2020.08.03-2020.08.04

HAGUPIT

214

220

2020.08.30-2020.09.01

Maysak

205

231

2021.07.24-2021.07.26

In-Fa

207

247

2021.08.07

LUPIT

202

217

2021.08.21-2021.08.23

OMAIS

185

200

2021.09.12-2021.09.13

CHANTHU

198

204

 

SUM:

1835

1965

  

z

P value

  

-2.349

0.019*

  1. Note: * Wilcoxon rank sum test, P < 0.05. Interval 1: 2 weeks after typhoon landing in southern Zhejiang were taken as the affected interval. Interval 2: 1 week before and 1 week after the affected interval were taken as the interval not affected by typhoon