| |
Dependent variable: paediatric blood transfusions
|
|---|
| |
(1)
|
(2)
|
|---|
|
Monthly trend 2000-2003
|
−0.60***
|
−0.52***
|
| |
(0.12)
|
(0.10)
|
|
Difference in monthly use 2004–2008 (relative to 2000–2003)
|
−10.58***
| |
| |
(3.35)
| |
|
Monthly trend 2004-2008
|
−0.02
| |
| |
(0.04)
| |
|
Difference in monthly use 2004–2006 (relative to 2000–2003)
| |
−19.06***
|
| | |
(3.56)
|
|
Monthly trend 2004-2006
| |
0.34***
|
| | |
(0.10)
|
|
Difference in monthly use 2007–2008 (relative to 2000–2003)
| |
−27.47***
|
| | |
(6.56)
|
|
Monthly trend 2007-2008
| |
−0.14
|
| | |
(0.22)
|
|
February
|
5.79
|
4.88
|
| |
(4.53)
|
(4.70)
|
|
March
|
15.00
|
13.96
|
| |
(9.64)
|
(9.86)
|
|
April
|
26.99*
|
26.43*
|
| |
(14.34)
|
(13.81)
|
|
May
|
18.69
|
18.87
|
| |
(13.41)
|
(12.64)
|
|
June
|
−9.22
|
−8.40
|
| |
(11.51)
|
(11.79)
|
|
July
|
−16.37
|
−15.30
|
| |
(10.70)
|
(11.78)
|
|
August
|
−20.81**
|
−20.01*
|
| |
(10.22)
|
(11.76)
|
|
September
|
−23.94**
|
−23.87**
|
| |
(9.84)
|
(11.26)
|
|
October
|
−24.08***
|
−24.90**
|
| |
(8.96)
|
(9.95)
|
|
November
|
−24.54***
|
−26.06***
|
| |
(7.47)
|
(8.03)
|
|
December
|
−9.89**
|
−11.60**
|
| |
(4.70)
|
(5.56)
|
|
Constant
|
56.59***
|
55.12***
|
| |
(7.62)
|
(7.45)
|
|
Observations
|
108
|
108
|
|
Mean of dependent variable
|
22.79
|
22.79
|
|
Wald Chi-Squared
|
2734.85
|
3740.52
|
- *Significant at 10%; **significant at 5%; ***significant at 1%. Coefficient standard errors are noted in parentheses.
- Regressions use an autoregressive-moving-average model with 2 lags and robust standard errors. The variables are identified as in Table 3. The month variables represent a dummy variable for each month. The base (omitted) variable is January.
