So status and statuses can both be used as the plural, depending on the context, but status is more common. The survey considered participants' viewpoints, social status and demographics. The survey considered participants' viewpoints, social statuses and demographics. Statii and stati are not plurals of status!

Is it correct to say statuses?

Statuses and Status are both correct forms for the plural of status. Stattii and statii are incorrect. Statuses is more common for academic writing or when you need to distinguish between plural and singular. Status(as a plural) is more common in spoken English.

What is the plural form of the word status?

noun, often attributive. sta·​tus | \ ˈstā-təs , ˈsta- \ plural statuses.