Table 1 Baseline data for dogs in each of the cohorts included in the study.

From: miR-182, miR-221 and miR-222 are potential urinary extracellular vesicle biomarkers for canine urothelial carcinoma

Group

Age (median [range])

Sex

Breed

Total urine creatinine of sample volume from which EVs were extracted (median [range])

Small RNA content of 500uL of EV fraction (median [range])

miRNA content of 500uL of EV fraction (median [range])

Sequencing UC (n = 12)

10 [8–14] years, 1 unknown

1 male entire

5 male neutered

6 female neutered

1 each of Basset de Bretagne, Staffordshire Bull Terrier, Jack Russell Terrier, Schnauzer, Scottish Terrier, Labrador, Polish Lowland Sheepdog, Pug, Border Collie, Poodle, Weimaraner, Cross-breed

17 [4–90] µmol

17 [2–53] ng

10 [1–18] ng

Sequencing UTI (n = 5)

9 [6–10] years, 1 unknown

1 male neutered

1 male unknown status

2 female neutered

1 female entire

2 Cocker Spaniel, 1 each of German Shepherd, Springer Spaniel and Boxer

27 [2–106] µmol

13 [6–80] ng

2 [2–30] ng

Sequencing HC (n = 6)

5 [2–9] years

4 male entire

1 male neutered

1 female neutered

1 each of Finnish Spitz, Bichon Frise, Labrador, Dachshund, German Shepherd and Cross-breed

59 [30–99] µmol

12 [8–33] ng

6 [3–16] ng

Validation UC (n = 8)

12 [11–13] years

4 male neutered

3 female neutered

1 unknown

2 Labradors, 2 Staffordshire Bull Terriers, 2 West Highland White Terriers, 1 each of Papillon and Beagle

26 [13–30] µmol

26 [17–65] ng

12 [8–40] ng

Validation UTI (n = 8)

7 [0.25–10] years

1 male entire

1 male neutered

1 female entire

4 female neutered

1 unknown

2 Labrador, 1 each of Border Collie, Hungarian Viszla, Golden Retriever, Newfoundland, Staffordshire Bull Terrier and Pug

19 [9–54] µmol

24 [7–38] ng

9 [3–21] ng

Validation HC (n = 5)

8 [2–12] years

3 male neutered

2 female neutered

2 Cocker spaniels, 1 each of Boxer, Border Terrier and Pug

70 [26–82] µmol

27 [10–33] ng

11 [< 1–17] ng