def LF_exposure_5(s):
rgx = r'''(coronavirus|\+covid|covid-19|covid|covid\s19)(\s)*(exposure)'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
elif not is_negated(trigger):
left_span = get_left_span(trigger, window=None)
rgx = r'''(may|unknown|unsure)'''
trigger = match_regex(rgx, left_span)
if not trigger:
return EXPOSURE
else:
return NO_EXPOSURE
else:
return NO_EXPOSURE
def LF_family_covid_positive(s):
rgx = r'''\b(coronavirus|\+covid|covid-19|covid|covid\s19)(\s)*(positive|\+)*\b'''
trigger = match_regex(rgx, s)
v = re.search(rgx, s.text, re.I) is not None
rgx = r'''(family\smember(s)*|spouse|partner|husband|wife|son(s)?|daughter(s)?|child(ren)?|father|mother|mom|dad|parent(s)*|brother|sister|aunt|uncle|cousin|grandpa|grandma|grandparent(s)*)'''
v &= re.search(rgx, s.text, re.I) is not None
return EXPOSURE if (v and not is_negated(trigger)) else ABSTAIN
def LF_possible_contact(s):
"""
possible contact with COVID
"""
rgx = r'''possi(ble|bility)(\s)*(contact)*(\s)*(with)*(\s)*(coronavirus|\+covid|covid-19|covid|covid\s19)'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
else:
return NO_EXPOSURE
def LF_covid_testing(s):
"""
I am testing for
"""
rgx = r'''test(ing|ed)(\s)*(for)*(\s)*(coronavirus|\+covid|covid-19|covid|covid\s19)'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
else:
return NO_EXPOSURE
def LF_covid_negative(s):
"""
COVID negative
"""
rgx = r'''(coronavirus|\+covid|covid-19|covid|covid\s19)(\s)*(neg(ative)?)'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
else:
return NO_EXPOSURE
def LF_covid_biolerplate(s):
"""
covid provider note
Suspected Covid-19 Virus Infection
"""
rgx = r'''((coronavirus|\+covid|covid-19|covid|covid\s19)(\s)*(provider note)|(susp(ected|icion) covid(-19)? virus (infection)?))'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
else:
return NO_EXPOSURE
def LF_exposed_to(s):
rgx = r'''\b(exposed\sto)\b'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_sick_contacts(s):
rgx = r'''\b(other|known)*(sick\scontact)\b'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_contact_covid(s):
rgx = r'''\b(known\s)*(contact(s)*)(\s)*(with|w\/)*(\s)*(known|confirmed)*(\s)*(coronavirus|covid|covid\s19|covid-19|covid(\s)*\+)(\scontact)*\b'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_covid_contact(s):
rgx = r'''\b(known|confirmed)*(\s)*(coronavirus|\+(\s)*covid|covid|covid\s19|covid-19)(\s)*(\+|positive|pos)(\s)*(contact(s)*|person(s)*|pt(s)*|patient(s)*)*\b'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_confirmed_contacts(s):
rgx = r'''\b(positive|confirmed)\scontact(s)*'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else ABSTAIN
def LF_exposure_4(s):
rgx = r'''(exposure\sto\s)(coronavirus|\+covid|covid-19|covid|covid\s19)'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_exposure_2(s):
rgx = r'''((\b(exposure)\b)|(\b(exposed\sto)\b))'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def LF_exposure(s):
rgx = r'''\b(exposure\sto\s)*(known)*(\s)*(coronavirus|\+covid|covid-19|covid|covid\s19)*(\s)*(positive|\+)*(\s)*(exposure)\b'''
trigger = match_regex(rgx, s)
if not trigger:
return ABSTAIN
return EXPOSURE if not is_negated(trigger) else NO_EXPOSURE
def is_negated(span, window=None):
left = get_left_span(span, window=window)
trigger = match_regex(negex.rgxs['definite']['left'], left)
return True if trigger else False
def LF_covid_ro(s):
rgx = r'''\b(r\/o\scovid|covid\sr\/o|covid\srule\sout|(rule(\s)*(him|her|them)*\sout(\sfor)*\scovid))\b'''
trigger = match_regex(rgx, s)
return NO_EXPOSURE if not trigger else ABSTAIN
def LF_no_mention_covid(s):
rgx = r'''\b(covid)(\+)?(-19\b)?'''
trigger = match_regex(rgx, s)
return NO_EXPOSURE if (not trigger) else ABSTAIN
