Skip to main content

Advertisement

Table 1 Accuracy (% correct at each day) of age-grading mosquitoes using near-infrared spectroscopy and a partial least squares regression (PLS) cross-validation

From: Evaluating RNAlater® as a preservative for using near-infrared spectroscopy to predict Anopheles gambiae age and species

Strains Preserved/Fresh No. PLS Factors n 1d 5d 7d 9d 12d 14d 15d 21d <7d1 ≥7d1 Total1
KGB An. arabiensis Fresh 6 151 89.5 51.4   75.0    100   70.7 88.2 79.5
KGB An. arabiensis Preserved 6 153 92.5 81.6   62.9    97.5   87.2 81.3 84.3
Dongola An. arabiensis Fresh 6 127 87.5 59.3   86.5    97.4   72.5 92.1 84.3
Dongola An. arabiensis Preserved 5 123 95.7 80.0   94.9    100   87.5 97.3 93.5
Ifakara An. arabiensis Fresh 6 205 100 64.4 90.2   100 91.1    78.1 93.9 88.3
Ifakara An. arabiensis Preserved 8 123 100 68.2 90.9   84.8 90.0    94.8 88.3 87.0
G3 An. gambiae s.s. Fresh 5 150 100 33.3   92.1    100   65.3 96.0 80.7
G3 An. gambiae s.s. Preserved 5 145 96.9 68.4   97.4    97.3   81.4 97.3 89.7
CDC An. gambiae s.s. Preserved 5 147 91.7   94.6    97.2   100 91.7 97.3 95.9
Average Fresh              83.2
Average Preserved              90.0
  1. n -Number of mosquitoes
  2. 1Values have been presented as weighted mean.