It's nothing to be concerned about. Once u get Typhoid fever then all life you will get a titer of 1:80 or so in your blood tests.
Only 1:160 and above is significant. Cause of your fever may be something else for which evaluation is nessary. I will need some more info.
Next Steps
blood test - CBC and urine routine & microscopy if there is burning sensation in urine
Health Tips
Zerodol-SP 1 tab 2 times a day for 3 days