What does the new study say?
Over the course of the study, 1,821 people (35 percent) developed secondary
progressive MS (SPMS). People progressed to this later stage at very
different rates. Those with the fastest progression developed SPMS less than
12 years after their initial MS diagnosis, while those with the slowest
progression took more than 32 years.
Men were more likely than women to progress quickly. This wasn't entirely
surprising, as other studies have suggested that the female hormone
oestrogen may help protect against nerve damage. The researchers also
found a higher chance of early progression among people who had movement
problems (motor symptoms) when they were first diagnosed with MS.
However, they didn't find any link with other types of early symptoms, such as
vision problems or numbness.
People diagnosed with MS at a younger age generally had a slower
progression, which confirms previous findings. But the researchers point out
that this doesn't necessarily translate into a better long-term outlook. Although
people diagnosed at a younger age may take longer to convert to SPMS, they
are still typically younger at the onset of Spms
Over the course of the study, 1,821 people (35 percent) developed secondary
progressive MS (SPMS). People progressed to this later stage at very
different rates. Those with the fastest progression developed SPMS less than
12 years after their initial MS diagnosis, while those with the slowest
progression took more than 32 years.
Men were more likely than women to progress quickly. This wasn't entirely
surprising, as other studies have suggested that the female hormone
oestrogen may help protect against nerve damage. The researchers also
found a higher chance of early progression among people who had movement
problems (motor symptoms) when they were first diagnosed with MS.
However, they didn't find any link with other types of early symptoms, such as
vision problems or numbness.
People diagnosed with MS at a younger age generally had a slower
progression, which confirms previous findings. But the researchers point out
that this doesn't necessarily translate into a better long-term outlook. Although
people diagnosed at a younger age may take longer to convert to SPMS, they
are still typically younger at the onset of Spms
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