Table 3.

Difference in days for rural patients (urban reference group) at the 50th, 75th, and 90th interval percentiles

Colorectal cancerBreast cancer
50th75th90th50th75th90th
nDays diff. (95% CI)Days diff. (95% CI)Days diff. (95% CI)nDays diff. (95% CI)Days diff. (95% CI)Days diff. (95% CI)
Symptomatic
 Patient interval3027 (−31–46)4 (−11–20)58 (−87 to −29)254−2 (−5–2)37 (−48 to −25)50 (−54 to −46)
 Primary care interval185−4 (−37–29)7 (410)20 (−24–65)1743 (−1–7)1 (−1–3)−4 (−116–109)
 Diagnostic interval3076 (−14–27)15 (−15–45)54 (4861)2563 (−50)−1 (−9–7)3 (−3–8)
 Treatment interval324−1 (−6–3)1 (−2–4)12 (718)2594 (−4–12)4 (−11–18)3 (−12–17)
 Health system interval2977 (311)23 (−72–118)85 (60111)2522 (−1–6)1 (−1–4)3 (−19–25)
 Total interval26218 (927)53 (4759)44 (4048)239−2 (−24–20)13 (−250)0 (−4–5)
Symptomatic and screen-detected
 Diagnostic interval3698 (016)6 (−29–40)56 (−93–205)451−1 (−3–2)−1 (−12–10)12 (−3, 26)
 Treatment interval415−1 (−5–3)1 (−2–5)10 (317)4781 (−1–4)3 (−4–9)3 (−1–8)
 Total interval3217 (−8–21)32 (1451)64 (4087)430−2 (−11–7)−5 (−10–0)−17 (−36–3)
  • NOTE: Quantile regression marginal effects are calculated at the mean of age and mode for sex (colorectal), socioeconomic and insurance status. Bold indicates P < 0.05.

  • Abbreviation: Diff., difference.