Table 3.
Factors affecting amount spent in purchasing western and Chinese OTC products
| Western OTC products | Chinese OTC products | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Univariate analysis (Chi-square) | Multivariate Analysis (Logistic Regression) | Univariate analysis (Chi-square) | Multivariate Analysis (Logistic Regression) | |||||||||
|
≤ $100 n (%) |
$101 or above n (%) |
X2 | P |
$101 or above OR (95% CI) |
P |
≤ $100 n (%) |
$101 or above n (%) |
X2 | P |
$101 or above OR (95% CI) |
P | |
| Age (yrs) | ||||||||||||
| 18-29 | 34 (22.5) | 5 (13.9) | 1.61 | 0.446 | 5 (14.3) | 4 (10.3) | 0.28 | 0.868 | ||||
| 30-59 | 99 (65.6) | 25 (69.4) | 23 (65.7) | 27 (69.2) | ||||||||
| 60 or above | 18 (11.9) | 6 (16.7) | 7 (20.0) | 8 (20.5) | ||||||||
| Gender | ||||||||||||
| Male | 74 (49.3) | 12 (33.3) | 2.99 | 0.096 | 0.54 (0.25-1.19) | 0.126 | 18 (50.0) | 12 (30.8) | 0.29 | 0.104 | 0.50 (0.19-1.31) | 0.157 |
| Female | 76 (50.7) | 24 (66.7) | reference | 18 (50.0) | 27 (69.2) | reference | ||||||
| Education | ||||||||||||
| No schooling/primary | 14 (9.3) | 3 (8.3) | 0.11 | 0.949 | 5 (14.3) | 8 (21.1) | 0.86 | 0.651 | ||||
| Secondary | 79 (52.7) | 20 (55.6) | 18 (51.4) | 20 (52.6) | ||||||||
| Diploma/degree | 57 (38.0) | 13 (36.1) | 12 (34.3) | 10 (26.3) | ||||||||
| Monthly household income (HK$)# | ||||||||||||
| < $2000-$5999 | 7 (5.4) | 2 (8.0) | 3.05 | 0.384 | 1 (3.8) | 4 (14.8) | 2.16 | 0.339 | ||||
| $6000-$9999 | 12 (9.2) | 0 | 0 | 0 | ||||||||
| $10000-$24999 | 56 (43.1) | 10 (40.0) | 15 (57.7) | 12 (44.4) | ||||||||
| ≥$25000 | 55 (42.3) | 13 (52.0) | 10 (38.5) | 11 (40.7) | ||||||||
| Presence of chronic illness | ||||||||||||
| Yes | 22(14.6) | 14 (38.9) | 11.06 | 0.002 | 3.58 (1.58-8.09) | 0.002 | 9 (25.0) | 20 (51.3) | 5.45 | 0.032 | 2.94 (1.08-7.95) | 0.034 |
| No | 129 (85.4) | 22 (61.1) | reference | 27 (75.0) | 19 (48.7) | reference | ||||||
#HKD1 = USD0.128