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Table 2 Lesion-level and microwave therapy treatment characteristics. Data is presented as n (%) for categorical data and mean (SD) for continuous data

From: Microwave therapy for the treatment of plantar warts

 

All (n = 150)

Resolved (n = 125)

Not resolved (n = 25)

P-valued

Location, n (%)

Rearfoot (n = 38)

Heel

38 (25%)

32 (26%)

6 (24%)

0.587

Forefoot (n = 103)

First metatarsal head

17 (11%)

14 (11%)

3 (12%)

Fifth metatarsal head

17 (11%)

14 (11%)

3 (12%)

Hallux

16 (11%)

14 (11%)

2 (8%)

Second metatarsal head

15 (10%)

12 (10%)

3 (12%)

Fourth metatarsal head

14 (9%)

10 (10%)

4 (4%)

Third metatarsal head

10 (7%)

7 (7%)

3 (12%)

Second toe

9 (6%)

9 (7%)

0 (0%)

Fifth toe

3 (2%)

3 (2%)

0 (0%)

Third toe

2 (1%)

1 (1%)

1 (4%)

Midfoot (n = 9)

Lateral arch

5 (3%)

5 (4%)

0 (0%)

Medial arch

4 (3%)

4 (3%)

0 (0%)

Foot side, n (%)

 

Left

68 (45%)

57 (46%)

11 (44%)

0.857

Right

82 (55%)

67 (54%)

14 (56%)

Duration, months, mean (SD)a

35.2 (41.0)

33.8 (42.2)

42.3 (35.8)

0.413

Lesion diameter, mm, mean (SD)

6.3 (7.9)

6.67 (8.6)

4.32 (1.9)

0.205

Total treatment sessions, mean (SD), range

2.8 (1.0), 1–6

2.8 (1.0), 1–6

3.2 (1.0), 1–5

0.043

Average applications per treatment session, mean (SD)

2.0 (0.8)

1.9 (0.8)

2.3 (0.7)

0.023

Average watts setting per application, mean (SD)

7.5 (2.2)

7.4 (2.1)

7.9 (2.3)

0.335

Average frequency setting per application, mean (SD)

6.2 (2.8)

6.4 (3.0)

5.6 (1.7)

0.213

Average painb,c on arrival per treatment session, mean (SD)

0.71 (1.2)

0.8 (1.2)

0.0 (0.0)

 < 0.001

Average painb,c during treatment per treatment session, mean (SD)

7.8 (1.1)

7.7 (1.1)

8.4 (0.9)

0.009

Average painb,c on departure per treatment session, mean (SD)

1.1 (1.5)

1.2 (1.5)

0.7 (1.3)

0.288

Average joules per treatment session, mean (SD)

155.9 (68.3)

150.6 (54.3)

182.3 (82.4)

0.034

  1. aData available from only 13 (29%) of participants
  2. bData was available from 35 (78%) of participants
  3. cAs determined by a 0 to 10 Likert scale ranging from 0 (no pain) to 10 (extreme pain); dDifference between resolved and unresolved lesions. Chi-square tests were used for categorical data, and independent t-tests for continuous data
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Journal of Foot and Ankle Research

ISSN: 1757-1146