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. Author manuscript; available in PMC: 2022 Nov 1.
Published in final edited form as: Head Neck. 2021 Jul 21;43(11):3255–3275. doi: 10.1002/hed.26809

Table 4.

Cancer-Specific Survival, ARB cohort

Kaplan-Meier Cox Univariable Analysis Cox Multivariable Analysis
CSS2 (%) 95%CI (%) p (logrank) HR 95%CI p (class) HR 95%CI p (class) p (variable)
Disease/Drug Category D+ARB 77.9 74.1–81.2 0.026 - - - - - - 0.107
DnARB 73.4 71.7–75.0 1.29 1.06–1.57 0.010 1.23 1.00–1.50 0.050
nD 74.8 71.8–77.6 1.18 0.94–1.47 0.150 1.11 0.86–1.42 0.426
Age 66–74 79.2 77.4–80.8 <0.001 - - - - - - <0.001
75–84 71.7 69.2–74.0 1.45 1.27–1.66 <0.001 1.60 1.40–1.84 <0.001
85+ 59.0 54.4–63.3 2.34 1.99–2.75 <0.001 2.54 2.11–3.05 <0.001
Sex Male 46.9 75.3–78.5 <0.001 - - - - - - 0.002
Female 69.1 66.6–71.5 1.42 1.26–1.61 <0.001 1.24 1.08–1.42 0.002
Race White 75.5 74.0–77.0 <0.001 - - - - - - 0.462
Black 69.1 65.7–72.2 1.28 1.11–1.47 0.001 1.06 0.91–1.24 0.462
Marital Status Married/Partnered 79.3 77.4–87.0 <0.001 - - - - - - 0.001
Non-Married 69.5 67.4–71.4 1.61 1.42–1.81 <0.001 1.25 1.10–1.43 0.001
Geographic Region West 73.5 71.3–75.6 0.028 - - - - - - 0.060
East 78.0 74.9–80.8 0.83 0.69–0.98 0.032 0.77 0.63–0.94 0.009
Midwest 74.9 70.8–78.5 0.97 0.80–1.19 0.792 0.97 0.78–1.21 0.803
South 72.7 70.1–75.2 1.09 0.95–1.26 0.232 0.96 0.81–1.13 0.588
Population Density Metropolitan 74.4 72.9–75.9 0.809 - - - - - - 0.849
Urban 73.6 70.2–76.6 1.05 0.90–1.22 0.551 1.12 0.74–1.68 0.592
Rural 75.0 65.4–82.4 0.96 0.65–1.42 0.838 1.03 0.86–1.22 0.769
Year of Diagnosis 2008 73.9 69.7–77.6 0.515 - - - - - - 0.247
2009 72.8 68.7–76.5 1.05 0.83–1.34 0.673 1.05 0.82–1.34 0.693
2010 71.2 67.0–74.9 1.11 0.87–1.40 0.410 1.08 0.85–1.37 0.542
2011 74.7 70.9–78.0 0.97 0.76–1.23 0.794 0.86 0.67–1.09 0.216
2012 73.9 70.2–77.2 0.99 0.78–1.25 0.932 0.94 0.74–1.19 0.614
2013 75.6 72.1–78.7 0.92 0.72–1.16 0.458 0.96 0.76–1.21 0.715
2014 77.0 73.0–80.5 0.91 0.72–1.16 0.454 0.85 0.67–1.09 0.202
2015 89.6 85.8–92.4 0.81 0.57–1.14 0.219 0.76 0.53–1.08 0.126
Primary Site Oral Cavity 70.7 67.7–73.4 <0.001 - - - - - - <0.001
Lip 93.5 89.2–96.1 0.18 0.11–0.31 <0.001 0.26 0.15–0.45 <0.001
Salivary Glands 73.3 64.2–80.3 0.87 0.61–1.25 0.460 0.63 0.43–0.91 0.013
Oropharynx 73.6 70.7–76.2 0.91 0.78–1.08 0.278 0.58 0.48–0.71 <0.001
Nasopharynx 72.0 59.8–81.1 0.96 0.61–1.51 0.869 0.58 0.36–0.93 0.024
Hypopharynx 51.2 43.4–58.5 1.79 1.41–2.26 <0.001 0.96 0.73–1.25 0.743
Larynx 79.2 76.8–81.3 0.69 0.58–0.81 <0.001 0.66 0.54–0.81 <0.001
Overlapping/NOS 67.7 61.4–73.2 1.12 0.88–1.43 0.355 1.04 0.81–1.33 0.746
T-Classification T0–1 88.9 87.1–90.5 <0.001 - - - - - - <0.001
T2 73.5 70.8–76.1 2.57 2.12–3.12 <0.001 1.80 1.18–2.74 0.006
T3 60.7 56.4–64.7 4.36 3.56–5.35 <0.001 4.03 2.60–6.24 <0.001
T4 52.4 48.3–56.4 5.71 4.71–6.93 <0.001 5.04 3.33–7.63 <0.001
Unknown 76.2 71.3–80.3 2.54 1.95–3.30 <0.001 4.12 2.44–6.97 <0.001
N-Classification N0 78.5 81.4–84.4 <0.001 - - - - - - <0.001
N1 76.4 57.5–65.7 2.59 2.20–3.05 <0.001 2.22 1.86–2.66 <0.001
N2 67.9 57.6–63.9 2.65 2.31–3.04 <0.001 2.49 2.10–2.95 <0.001
N3 62.2 42.1–64.6 3.41 2.44–4.77 <0.001 3.31 2.30–4.76 <0.001
Comorbidity Index 0 78.5 76.4–80.5 <0.001 - - - - - - <0.001
1 76.4 73.8–78.8 1.12 0.96–1.32 0.153 1.15 0.97–1.37 0.108
2 67.9 65.2–70.4 1.65 1.43–1.90 <0.001 1.69 1.43–2.01 <0.001
Unknown 62.2 51.1–71.5 2.02 1.42–2.87 <0.001 1.13 0.78–1.66 0.517
Facility Type Other 73.8 71.7–75.8 0.235 - - - - - - 0.093
NCI Center 76.4 72.6–79.8 0.85 0.71–1.04 0.108 0.81 0.66–0.99 0.040
Teaching Hospital 74.0 71.9–76.0 1.00 0.88–1.13 0.971 0.99 0.87–1.14 0.940
Tract % High School Only ≤ median 76.0 74.1–77.8 0.005 - - - - - - 0.062
> median 72.6 70.6–74.5 1.19 1.05–1.34 0.005 1.15 0.99–1.34 0.062
Tract % Below Poverty ≤ median 77.2 75.3–79.0 <0.001 - - - - - - 0.137
> median 71.4 69.4–73.3 1.31 1.17–1.48 <0.001 1.11 0.97–1.28 0.137
Surgery No 70.4 68.4–72.3 <0.001 - - - - - - <0.001
Yes 78.6 76.7–80.4 0.66 0.58–0.74 <0.001 0.64 0.54–0.75 <0.001
Chemotherapy No 80.4 78.8–82.0 <0.001 - - - - - - 0.653
Yes 65.6 63.2–67.8 1.84 1.63–2.08 <0.001 1.04 0.88–1.22 0.653
Radiotherapy No 82.0 79.7–84.1 <0.001 - - - - - - <0.001
Yes 71.3 69.7–73.0 1.60 1.38–1.85 <0.001 0.54 0.40–0.74 <0.001
ACEi No 73.4 71.8–75.0 0.012 - - - - - - 0.332
Yes 76.7 74.1–79.2 0.84 0.73–0.96 0.013 0.93 0.80–1.08 0.332
Statin No 71.4 69.5–73.2 0.016 - - - - - - <0.001
Yes 78.4 76.4–80.3 0.70 0.62–0.80 <0.001 0.76 0.66–0.88 <0.001
Fibrate No 74.1 72.7–75.5 <0.001 - - - - - - 0.963
Yes 78.2 69.9–84.5 0.77 0.54–1.12 0.173 1.01 0.69–1.47 0.963
Metformin No 73.9 72.4–75.3 0.168 - - - - - - 0.372
Yes 78.0 73.5–81.8 0.77 0.62–0.96 0.019 0.89 0.70–1.14 0.372
DLD No 69.7 67.1–72.2 0.018 - - - - - - 0.100
Yes 76.4 74.8–78.0 0.75 0.67–0.85 <0.001 0.89 0.77–1.02 0.100
DM No 74.3 72.6–75.9 0.799 - - - - - - 0.305
Yes 74.2 71.7–76.5 1.00 0.88–1.14 0.999 0.92 0.78–1.08 0.305

Please refer to Supplemental Table 2 for size of group depicted in each row.

Abbreviations: ACEi, angiotensin-converting enzyme inhibitor; ARB, angiotensin II receptor blocker; CSS2, cancer-specific survival at two years; D+ARB; disease and taking ARB; DnARB, disease and not taking ARB; DLD, dyslipidemia; DM, diabetes mellitus; HR, hazard ratio; NCI, National Cancer Institute; nD, no disease; NOS, not otherwise specified; 95%CI, 95% confidence interval