TABLE 1.

Sample characteristics for the 60 qualitative and 881field‐test participants

	Phase 1		Phase 2
	N	%	N	%
Country
Canada	21	35	128	14.5
Denmark	12	20	299	33.9
The Netherlands	15	25	221	25.0
USA	12	20	233	26.4
Gender n, (%)
Male	35	58	519	58.9
Female	25	42	357	40.6
Other	0	0	2	0.2
Missing	0	0	3	0.3
Age in years
18‐49	17	28	145	16.4
50‐59	13	22	183	20.8
60‐69	15	25	243	27.6
70‐79	15	25	207	23.5
80‐95	0	0	102	11.6
Missing	0	0	1	0.1
BMI
Under/normal weight	15	25	263	29.9
Overweight	24	40	258	29.3
Obese	14	23	328	37.2
Missing	7	12	32	3.6
Number of wounds
Healed	0	0	11	1.2
1	40	67	553	62.8
2	10	17	162	18.4
3+	10	17	155	17.6
Wound type or cause
Diabetic foot ulcer	8	14	152	17.2
Surgical wound	9	15	142	16.1
Pressure ulcer	15	25	130	14.8
Venous Ulcer	12	20	111	12.6
Trauma/injury	1	2	96	10.9
Arterial ulcer	0	0	31	3.5
Hidradenitis	5	8	23	2.6
Radiation necrosis	2	3	14	1.6
Infection	0	0	9	1.0
Cancer	0	0	7	0.8
Pyoderma gangrenosum	1	2	6	0.7
Pilonidal abscess	2	3	6	0.7
Other /unknown	3	5	136	15.5
Multiple	2	3	10	1.1
Missing	0	0	8	0.9
Wound location
Leg or knee	17	28	270	30.6
Foot, ankle	14	24	227	25.8
Toe(s)	0	0	70	7.9
Buttocks	12	20	62	7.0
Abdomen, genitals, chest or back	4	8	59	6.7
Arm, shoulder, armpit, hand	0	0	18	2.1
Face or neck	0	0	6	0.7
Other	0	0	5	0.6
Multiple	0	0	121	13.7
Missing	0	0	43	4.9
Wound age n, (%)
3‐6 months	14	23	318	36.1
7‐12 months	13	22	166	18.8
1‐2 years	16	27	181	20.5
3‐4 years	6	10	88	9.9
5‐10 years	5	8	49	5.6
More than 10 years	6	10	36	4.1
Missing	0	0	43	5.0
Wound size (length × width), cm
<0.1	7	12	206	23.4
1‐2.4	15	25	146	16.6
2.5‐4.9	10	17	98	11.1
5‐9.9	14	24	94	10.7
10‐24.9	10	17	136	15.4
≥25	0	0	138	15.7
Missing	3	5	63	7.2