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Table 3 Recall of cancer warning signs

From: Increased cancer awareness among British adolescents after a school-based educational intervention: a controlled before-and-after study with 6-month follow-up

Cancer warning sign Yes % (n)

Intervention (n=290)

Control (n=132)

 

T0

T1

Change

Significance

T0

T1

Change

Significance

Pain

13.1 (38)

54.1 (157)

41.0 (119)

p<0.001

15.2 (20)

16.7 (22)

1.5 (2)

p=0.832

Tiredness/Fatigue

10.0 (29)

38.6 (112)

28.6 (83)

p<0.001

2.3 (3)

3.0 (4)

0.7 (1)

p=1.000

Change in appearance of mole

14.8 (43)

35.5 (103)

20.7 (60)

p<0.001

12.1 (16)

7.6 (10)

-4.5 (-6)

p=0.180

Weight loss

5.5 (16)

24.8 (72)

19.3 (56)

p<0.001

8.3 (11)

5.3 (7)

-3.0 (-4)

p=0.388

Lump

66.9 (194)

82.4 (239)

15.5 (45)

p<0.001

62.1 (82)

65.9 (87)

3.8 (5)

p=0.424

Bleeding

10.0 (29)

24.5 (71)

14.5 (42)

p<0.001

4.5 (6)

13.6 (18)

9.1 (12)

p=0.008

Bowel/Bladder Habits

1.4 (4)

10.3 (30)

8.9 (26)

p<0.001

2.3 (3)

5.3 (7)

3.0 (4)

p=0.344

Cough

8.6 (25)

16.6 (48)

8.0 (23)

p<0.001

9.8 (13)

16.7 (22)

6.9 (9)

p=0.078

Headache/Migraine

11.7 (34)

19.3 (56)

7.6 (22)

p=0.003

3.8 (5)

9.8 (13)

6.0 (8)

p=0.039

Stomach ache

1.4 (4)

9.0 (26)

7.6 (22)

p<0.001

0 (0)

0.8 (1)

0.8 (1)

Weight gain

0 (0)

7.6 (22)

7.6 (22)

1.5 (2)

1.5 (2)

0.0 (0)

p=1.000

Sore throat

0.7 (2)

6.6 (19)

5.9 (17)

p<0.001

0.8 (1)

3.8 (5)

3.0 (4)

p=0.219

Bruising

1.4 (4)

6.6 (19)

5.2 (15)

p=0.001

1.5 (2)

2.3 (3)

0.8 (1)

p=1.000

Nausea/Sickness

9.7 (28)

14.1 (41)

4.4 (13)

p=0.002

10.6 (14)

8.3 (11)

-2.3 (-3)

p=0.607

Spots/rashes

2.4 (7)

4.5 (13)

2.1 (6)

p=0.210

3.8 (5)

6.8 (9)

3.0 (4)

p=0.424

Difficulty swallowing

0 (0)

2.1 (6)

2.1 (6)

2.3 (3)

1.5 (2)

-0.8 (-1)

p=1.000

Dizziness

1.0 (3)

2.8 (8)

1.8 (5)

p=0.180

3.0 (4)

3.0 (4)

0 (0)

p=1.000

Sore that doesn't heal

1.4 (4)

3.1 (9)

1.7 (5)

p=0.227

1.5 (2)

0.8 (1)

-0.7 (-1)

p=1.000

Loss of appetite

0 (0)

0.7 (2)

0.7 (2)

2.3 (3)

3.0 (4)

0.7 (1)

p=1.000

Infection

1.0 (3)

1.0 (3)

0 (0)

p=1.000

0 (0)

0 (0)

0 (0)

Cramps

1.0 (3)

0.7 (2)

-0.3 (-1)

p=1.000

0 (0)

1.5 (2)

1.5 (2)

Feeling weak

1.7 (5)

1.0 (3)

-0.7 (-2)

p=0.687

2.3 (3)

3.0 (4)

0.7 (1)

p=1.000

Blurred vision

1.0 (3)

0.3 (1)

-0.7 (-2)

p=0.625

0.8 (1)

5.3 (7)

4.5 (6)

p=0.031

Flu symptoms

1.7 (5)

0.7 (2)

-1.0 (-3)

p=0.250

0 (0)

0 (0)

0 (0)

Tumour/Growth

4.8 (14)

3.4 (10)

-1.4 (-4)

p=0.454

0 (0)

0 (0)

0 (0)

Generally unwell

5.5 (16)

3.4 (10)

-2.1 (-6)

p=0.286

9.8 (13)

8.3 (11)

-1.5 (-2)

p=0.804

Breathing problems

4.1 (12)

0.3 (1)

-3.8 (-11)

p=0.003

1.5 (2)

4.5 (6)

3.0 (4)

p=0.219

Hair loss

12.4 (36)

7.2 (21)

-5.2 (-15)

p=0.024

18.9 (25)

29.5 (39)

10.6 (14)

p=0.024

Don't know

23.8 (69)

11.4 (33)

-12.4 (-36)

p<0.001

28.8 (38)

18.9 (25)

-9.9 (-13)

p=0.011

  1. Notes:
  2. McNemar’s chi-square test for 2x2 tables (i.e., Yes vs. No). Statistically significant differences at the p<0.05 level are emboldened.
  3. McNemar’s chi-square test cannot be calculated.