Table 3.

Intention, self-efficacy, knowledge, and mood before intervention and 1 and 6 months afterwards

Intention to consult (days before consulting)InterventionControlUnadjusted modelAdjusted modela
nMean (SD)nMean (SD)DD(95% CI)DD(95% CI)P-value
All four scenarios combined
 Baseline102124 (154)101118 (113)
 1 month8666 (88)89102 (116)–31(–62.6 to 0.65)–30.6(–54.4 to –6.82)0.012
 6 months8970 (108)8394 (110)–26.8(–59.2 to 5.53)–24.9(48.3 to –1.47)0.037
New persistent dry cough
 Baseline10533 (52)10433 (47)
 1 month8818 (37)8924 (40)–3.73(–15.1 to 7.60)–3.27(–12.8 to 6.26)0.50
 6 months8921 (39)8626 (41)–4.80(–16.5 to 6.95)–6.72(–16.7 to 3.27)0.19
Newly short of breath in day-to-day activities
 Baseline10435 (54)10427 (42)
 1 month8716 (29)8923 (38)–4.85(–14.9 to 5.18)–6.61(–14.0 to 0.74)0.078
 6 months8917 (33)8421 (35)–5.05(–15.2 to 5.08)–7.38(–15.3 to 0.57)0.069
Coughing up phlegm with signs of blood
 Baseline1047.4 (20)1035.5 (10)
 1 month893.6 (5.2)894.4 (5.4)–6.61(–14.0 to 0.74)0.16(–2.22 to 2.55)0.89
 6 months905.5 (19)844.0 (4.6)–7.38(–15.3 to 0.57)1.23(–1.00 to 3.46)0.28
Losing weight
 Baseline10548 (56)10356 (61)
 1 month8830 (42)8951 (59)–21.1(–36.2 to –6.00)–16.9(–30.3 to3.53)0.014
 6 months9025 (36)8342 (50)–16.9(–29.8 to –4.02)–11.5(–22.6 to –0.50)0.041
Self-efficacy (score from 10 to 100)
 Baseline9569.7 (23.7)9973.5 (19.0)
 1 month8374.4 (22.0)8274.5 (16.8)–0.27(–6.20 to 5.662.81(–2.42 to 8.04)0.29
 6 months8671.5 (19.8)7676.8 (15.5)–4.00(–9.43 to 1.44)–1.54(–6.45 to 3.37)0.54
Knowledge (% correct)
 Baseline10668.4 (22.2)10668.9 (24.0)
 1 month9074.7 (17.4)9064.4 (20.4)10.5(4.90 to 16.0)10.4(5.32 to 15.6)<0.001
 6 months9169.1 (18.0)8567.0 (23.2)2.00(–4.111 to 8.11)2.03(–3.86 to 7.92)0.50
Perceived risk (score out of 5)
 Baseline1053.27 (1.01)1033.39 (0.89)
 1 month893.22 (1.04)873.33 (0.95)–0.13(–0.43 to 0.16)–0.05(–0.28 to 0.18)0.68
 6 months903.23 (0.98)843.25 (0.86)0.03(–0.25 to 0.30)0.07(–0.15 to 0.30)0.53
Cancer Worry Scale (score from 6 to 24)
 Baseline1068.38 (2.87)1048.84 (2.85)
 1 month909.56 (3.69)889.93 (3.73)–0.39(–1.47 to 0.68)–0.014(–0.81 to 0.78)0.97
 6 months899.52 (3.25)849.14 (3.12)0.38(–0.55 to 1.31)0.79(0.16 to 1.41)0.014
Anxiety (HADS score from 0 to 21)
 Baseline1044.63 (3.52)1045.69 (4.30)
 1 month895.11 (3.61)905.96 (4.08)–0.68(–1.81 to 0.44)0.04(–0.70 to 0.78)0.92
 6 months895.29 (3.63)855.72 (4.12)–0.44(–1.57 to 0.69)0.32(–0.45 to 1.09)0.41
Depression (HADS score from 0 to 21)
 Baseline1055.01 (3.44)1065.86 (4.06)
 1 month895.55 (3.61)896.21 (3.81)–0.52(–1.59 to 0.56)0.06(–0.67 to 0.80)0.86
 6 months905.44 (3.45)856.28 (3.89)0.86(–1.93 to 0.20)–0.19(–0.89 to 0.51)0.59
  • a Adjusted analysis included baseline score, age group, sex, and practice. DD = days difference. HADS = Hospital Anxiety and Depression Scale.