Table 2.

The lemmatized characteristics by domain and the exclusion words

Domain	Characteristics words / phrases
HIV genotype mutation	“k103,” “k103n,” “m184v,” “resistant hiv,” “resistant virus”
Congenital HIV	“congenital hiv,” “congenital infection,” “perinatal,” “since birth,” “vertical transmission”
IV drug use	“heroin,” “idu,” “intravenous drug use,” “ivdu”
Opportunistic infection	“burkitt,” “candidiasi,” “candidiasis,” “cmv,” “cmv retinitis,” “cryptococcal,” “cryptococcus,” “cryptosporidium,” “cytomegalovirus,” “jc virus,” “kaposi,” “ks,” “lymphoma,” “mac,” “mai,” “mycobacterium avium,” “pcp pneumonia,” “pjp pneumonia,” “pml,” “pneumocystis,” “thrush,” “toxo,” “toxoplasmosis”
Comorbidities	“hbv,” “hcv,” “hepatitis b,” “hepatitis c,” “tb,” “tuberculosis”
Poor adherence	“bad adherence,” “difficulty with adherence,” “do not fill,” “frequent miss dose,” “medication access,” “miss appointment,” “miss appt,” “no show,” “non adherence,” “non adherent,” “non compliant,” “nonadherence,” “nonadherent,” “noncompliant,” “not adherent,” “off art,” “off haart,” “out of med,” “poor adherence,” “poor compliance,” “run out,” “sometimes forget,” “unable to fill,” “without med”
Condomless sex	“condom use no,” “no condom,” “not use condom,” “unprotected,” “unprotected sex,” “without condom”
Good adherence	“adherent,” “compliant,” “do well on,” “excellent adherence,” “good adherence,” “never miss,” “no miss dose,” “well on art”
Sex with condoms	“condom use yes,” “use condom”
Sexual and gender minorities	“lgbt,” “lgbtq,” “man who have,” “msm,” “transwoman”
Heterosexual	“hetero,” “heterosexual”
Life stressors and markers of socioeconomic status	“adap,” “afc,” “case management,” “case manager,” “court date,” “death in family,” “disability,” “disclosure,” “ed visit,” “emergency room,” “financial support,” “fmla,” “homeless,” “homophobia,” “house arrest,” “incarcerate,” “incarceration,” “insurance issue,” “insurance lapse,” “jail,” “kick out,” “lawyer,” “life alone,” “live alone,” “medicaid lapse,” “new phone number,” “no family,” “not disclose,” “not discuss status,” “partner unaware,” “phone break,” “prison,” “recent death,” “recent ed visit,” “redetermination,” “rent assistance,” “stigma,” “stress,” “stressor,” “sw call pt,” “transportation,” “unemployed,” “uninsured,” “unstable housing,” “ventra,” “vital bridge,” “wic,” “without insurance coverage”
Mental illness	“anxiety,” “anxious,” “behavioral health,” “bh referral,” “bipolar,” “c2p,” “care prevent,” “care2prevent,” “cry,” “deny si,” “depress,” “depressed,” “depression,” “emotional,” “grief,” “insomnia,” “panic,” “passive si,” “psychiatrist,” “psychiatry,” “psychosis,” “psychotic,” “sad,” “schizophrenia,” “sleepless,” “suicidal,” “suicide,” “tearful,” “therapist”
Pregnancy	“c section,” “cesarean section,” “pregnancy,” “pregnant,” “vaginal delivery”
Preventive health services	“administer pneumococcal,” “colonoscopy,” “flu shot,” “human papillomavirus vaccine,” “influenza vaccine,” “mammogram,” “menactra,” “pap,” “pap smear,” “pcv13,” “pneumovax,” “prevnar,” “psv23,” “quadrivalent,” “tdap,” “trivalent,” “vaccine”
Married/partnered	“husband,” “married,” “marry,” “monogamous,” “wife”
Social support	“church,” “prayer,” “support group”
STI	“benzathine,” “bicillin,” “chancroid,” “chlamydia,” “chlamydia trachomatis,” “crab,” “crab louse,” “gc,” “genital herpe,” “gonorrhea,” “granuloma inguinale,” “haemophilus ducreyi,” “herpes,” “herpes simplex,” “hpv,” “hsv,” “hsv1,” “hsv2,” “human papillomavirus,” “klebsiella granulomatis,” “lgv,” “lymphogranuloma venereum,” “neisseria gonorrhoeae,” “pediculosis pubis,” “pelvic inflammatory disease,” “penicillin g,” “pid,” “positive rpr,” “pthirus pubis,” “pubic lice,” “std,” “sti,” “syphilis,” “treponema pallidum,” “trich,” “trichomona vaginalis,” “trichomoniasis,” “valacyclovir,” “valtrex”
Substance use disorder	“aa meeting,” “alcohol abuse,” “alcoholic,” “amphetamine abuse,” “beer,” “cocaine,” “crack,” “crystal meth,” “drug treatment program,” “drunk,” “haymarket,” “heroin,” “intravenous drug user,” “ivdu,” “ivu,” “marijuana,” “meth,” “methadone,” “methamphetamine abuse,” “na meeting,” “narcotic,” “sober,” “substance abuse,” “substance use,” “take drug”
Exclusion	“no,” “not,” “none,” “neg,” “never,” “negative,” “non,” “deny,” “denies,” “father,” “dad,” “mother,” “mom,” “brother,” “brothers,” “sister,” “sisters,” “sibling,” “siblings,” “cousin,” “cousins,” “aunt,” “aunts,” “uncle,” “uncles,” “grandmother,” “grandparent,” “grandparents,” “grandfather,” “grandchild,” “grandchildren,” “grandson,” “grandsons,” “granddaughter,” “granddaughters,” “wife,” “spouse,” “husband,” “child,” “children,” “offspring,” “progeny,” “son,” “sons,” “daughter,” “daughters,” “nephew,” “nephews,” “niece,” “nieces,” “kin”

Note: In “Life stressors and markers of socioeconomic status,” ADAP could be a marker of lower income, and case manager a sign of possibly difficult life situations. In this table, commas have been placed before the closing quotation marks for stylistic reasons. In the code, the token matching is performed without these commas.