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Table 5 Sensitivity analysis

From: A cost-minimisation study of 1,001 NHS Direct users

 

Variance from the average

 

999 = £344 + GP = £19.17

999 = £263 + GP = £19.17

999 = £344 + GP = £31

999 = £263 + GP = £31

Average annual cost savings

999 = £344 + GP = £19.17

999 = £263 + GP = £19.17

999 = £344 + GP = £31

999 = £263 + GP = £31

Mainstage Unweighted

£144,391,905.35

£140,861,394.77

£154,360,730.59

£150,830,220.01

£147,611,062.68

97.8%

95.4%

104.6%

102.2%

Mainstage Weighted

£97,509,876.63

£101,684,902.29

£98, 708, 201.64

£102,883,227.31

£100,196,551.97

97.3%

101.5%

98.5%

102.7%

Economic Impact Unweighted

£110,594,055.94

£108,166,483.52

£118,216,783.22

£115,789,210.79

£113,191,633.37

97.7%

95.6%

104.4%

102.3%

Economic Impact Weighted

£97,756,012.97

£102,066,686.63

£100,031,550.35

£104,342,224.00

£101,049,118.49

96.7%

101.0%

99.0%

103.3%

Unweighted Average

£127,492,980.65

£124,513,939.14

£136,288,756.91

£133,309,715.40

£130,401,348.02

    

Weighted Average

£97,632,944.80

£101,875,794.46

£99,369,875.99

£103,612,725.66

£100,622,835.23

    

Mainstage Unweighted % from average

113.3%

113.1%

113.3%

113.1%

     

Economic Unweighted % from average

86.7%

86.9%

86.7%

86.9%

     

Unweighted Variance from the average

26.5%

26.3%

26.5%

26.3%

     

Mainstage weighted % from the average

99.9%

99.8%

99.3%

99.3%

     

Economic weighted % from the average

100.1%

100.2%

100.7%

100.7%

     

Variance

0.3%

0.4%

1.3%

1.4%