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. 2014 Feb 18;21(e2):e232–e240. doi: 10.1136/amiajnl-2013-002348

Table 4.

Non-epidemic contextual sequential patterns

Minimal context Non-epidemic associated sequential patterns Support C-specificity
1st quarter (non-epidemic period) (UN (63–68%)) (RR (85–158 mm)) 0.72 0.22
(UN (63–68%)) (TX<30°C) 0.67 0.57
(UN (63–68%)) (UN>68%) 0.64 0.17
(UN (63–68%)) (Var_CC>33%) 0.64 0.14
(UN (63–68%)) (RR (158–327 mm)) 0.57 0.09
(UN (63–68%)) (Var_BCC>33%) 0.64 0.07
2nd quarter (non-epidemic period) (Var_TX>2%) (UN>68%) 0.59 0.19
(Var_TX>2%; Var_UN>7%) 0.74 0.19
(Var_TX>2%; BCC (0;2)) 0.74 0.09
(TX (30.3–31.2°C)) 0.89 0.08
(Var_TX>2%) (TN (23.2–23.8°C)) 0.63 0.08
(Var_TX>2%) (Var_FXI<7%) 0.63 0.08
3rd quarter (non-epidemic period) (Var_TX>2%) (RR<32 mm) 0.87 0.42
(FXI<8.7 km/h) 0.65 0.14
(Var_TX (0.7%; 1.9%)) 0.94 0.13
(Var_UN<−6%) 0.97 0.12
(CC=0) 0.87 0.11
(TN (22.4–22.8°C)) 0.74 0.11
4th quarter (non-epidemic period) (TX>33.1°C)) (Var_TX (−2–0%)) 0.85 0.59
(TX>33.1°C)) (TX (32.0–33.1°C)) 0.76 0.56
(TX>33.1°C)) (Var_UN>7%) 0.82 0.53
(TX>33.1°C)) (Var_BCC (−17–0%)) 0.79 0.27
(TX>33.1°C)) 0.94 0.16
(TX>33.1°C) RR<32 mm) 0.82 0.11

BCC, biologically confirmed case; CC, clinical case; RR, cumulative rainfall; TN/TX, minimum and maximum temperature; UN/UX, minimum and maximum relative humidity.