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Table 3 Colorectal cancer awareness pre- and post-campaign (n = 730) and between BCAC-CRC recognisers and non-recognisers

From: Change in public awareness of colorectal cancer symptoms following the Be Cancer Alert Campaign in the multi-ethnic population of Malaysia

Survey questionPre
n (%)
Post
n (%)
P(McNemar)Knowledge improvement in BCAC recognisers
n (%)a
Knowledge improvement in BCAC non-recognisers
n (%)b
P
(Chi -Square)
Signs and symptoms (unprompted)
  Blood in stool33 (4.5)142 (19.5)< 0.00183/460 (18.0)38/237 (16.0)0.577
  Persistent abdominal pain165 (22.6)186 (25.5)0.15084/359 (23.4)23/206 (11.2)0.001
  Change in bowel habits for several weeks69 (9.5)88 (12.1)0.10255/432 (12.7)15/229 (6.6)0.020
  Feeling that bowel does not empty after using lavatory30 (4.1)48 (6.6)0.03430/461 (6.5)11/239 (4.6)0.396
  Pain in back passage1 (0.1)6 (0.8)0.1254/483 (0.8)2/246 (0.8)0.999
  Bleeding from back passage26 (3.6)14 (1.9)0.07413/465 (2.8)0/239 (0.0)0.006
  Tiredness/ anaemia16 (2.2)25 (3.4)0.17617/474 (3.6)5/240 (2.1)0.385
  Unexplained weight loss10 (1.4)33 (4.5)0.00126/476 (5.5)6/244 (2.5)0.097
  Lump in your abdomen3 (0.4)9 (1.2)0.1466/481 (1.2)3/246 (1.2)0.999
Signs and symptoms (prompted)
  Blood in stool394 (54.0)492 (67.4)< 0.001123/208 (59.1)55/128 (43.0)0.006
  Persistent abdominal pain372 (51.0)441 (60.4)< 0.001117/212 (55.2)49/146 (33.6)< 0.001
  Change in bowel habits for several weeks335 (45.9)403 (55.2)< 0.001128/253 (50.6)43/142 (30.3)< 0.001
  Feeling that bowel does not empty after using lavatory330 (45.2)396 (54.2)< 0.001124/248 (50.0)50/152 (32.9)0.001
  Pain in back passage256 (35.1)384 (52.6)< 0.001161/302 (53.3)53/172 (30.8)< 0.001
  Bleeding from back passage339 (46.4)446 (61.1)< 0.001141/255 (55.3)51/136 (29.7)0.001
  Tiredness/ anaemia283 (38.8)379 (51.9)< 0.001137/275 (49.8)54/172 (31.4)< 0.001
  Unexplained weight loss378 (51.8)415 (56.8)0.031109/220 (49.5)48/132 (36.4)0.022
  Lump in your abdomen358 (49.0)410 (56.2)0.003116/221 (52.5)57/151 (37.7)0.007
AttitudesPre
n (%)
Post
n (%)
P
(Mc Nemar)
Attitude improvement in BCAC recognisers
n (%)
Attitude improvement in BCAC non-recognisers
n (%)
P
(Chi-square)
 How confident are you that you would notice a CRC sign or symptom? (Those ‘very confident’ or ‘fairly confident’)223 (33.2)290 (39.7)< 0.001145/309 (46.9)53/152 (34.9)0.018
 How soon would you go and see a doctor if you noticed a CRC sign/symptom? (Those who replied < 2 weeks.)665 (91.1)678 (92.9)0.60834/38 (89.5)20/22 (90.9)0.999
  1. Missing information (for participants who completed follow up only): Prompted symptoms (n = 1); Confidence (n = 110), delayed help seeking (n = 70)
  2. BCAC Be Cancer Alert Campaign, CRC Colorectal Cancer, n Number of participants
  3. a Number of participants who recognised the BCAC and did not know the CRC symptom at baseline but knew the symptom at follow up, divided by the total number of participants who recognised the campaign and did not know the CRC symptom at baseline
  4. b Number of participants who did not recognise the BCAC and did not know the CRC symptom at baseline but know the symptom at follow up, divided by the total number of participants who did not recognise the campaign and did not know the CRC symptom at baseline