Background
Interventions
Literature review
Methods
Integer linear programming (ILP) model
Sets
Parameters
Decision variables
Model
Differential equations (DE) model
Parameters
State variables
Model
Coverage
Data
Base costs of interventions
Baseline SIR model parameter values
-
\(a_u\) is the number of bites per mosquito per untreated human per day, which is estimated to be 0.25 [33].
-
\(b_u\) is the transmission probability from infected mosquito to susceptible, untreated human, which is estimated to be 0.022 [33].
-
c is the transmission probability from infected human to susceptible mosquito, which is estimated to be 0.36 [33].
-
\(\delta\) is the daily birth rate and death rate. In Kenya in 2014, the estimated annual birth rate was 0.02827 births per person, and the estimated annual death rate was 0.007 deaths per person [34]. Because the model assumes a constant population, the average of these, or 0.017635 births (deaths) per person per year, is converted using compounding to a daily birth (death) rate of \(\delta = 4.7895 \times 10^{-5}.\)
-
\(\gamma _u\) is the recovery rate for untreated people. Filipe et al. estimate the average infectious period for untreated people to be 180 days, making \(\gamma _u = \frac{1}{180}\) [35].
-
\(m_u\) is the mosquito density (number of mosquitoes per untreated human), which is estimated to be 20 [13].
-
\(\omega\) is the duration of immunity without reinfection. The value \(\omega = 274\) days, is based on an estimate that immunity lasts between 6 and 12 months [37].
-
q is the treatment coverage, the percentage of the population that receives a treatment and uses it correctly. Three levels of treatment coverage for each intervention are considered: high (60 %), medium (40 %), and low (20 %).
-
\(\tau\) is the incubation period in the mosquito, estimated to be 10 days [36].
-
x is the fraction of the population that is age 4 years or younger, which was approximately 14.6 % in Kenya in 2014 [34].
Symbol | Description | Baseline value (untreated) | Treatment value | ||||
---|---|---|---|---|---|---|---|
LLIN | IRS | IPT | ACT | Vaccine | |||
\(a_u\), \(a_t\)
| Bites per mosquito per human per day | 0.25 [33] |
\(a_u(1-\beta )\) [15] | ||||
\(b_u\), \(b_t\)
| Transmission efficacy from infected mosquito to susceptible, untreated human | 0.022 [33] | 0.0047 | 0.005 | |||
\(\beta\)
| Proportion of bites that would occur while sleeping | 0.8 [15] | |||||
c
| Transmission efficacy from infected human to mosquito | 0.36 [33] | |||||
\(\delta\)
| Daily birth rate and death rate assuming constant population |
\(4.7895*10^{-5}\) [34] | |||||
\(\gamma _u\), \(\gamma _t\)
| Recovery rate in humans |
\(\frac{1}{180}\) [35] |
\(\frac{1}{10}\)
|
\(\frac{1}{5.5}\)
| |||
\(m_u\), \(m_t\)
| Mosquitoes per human | 20 [13] |
\(m_u(1-\beta \chi _{LLIN})\)
|
\(m_{u,IRS}=m_u(1-q\chi _{IRS_u})\)
\(m_{t}=m_u(1-\chi _{IRS_t})\) [38] | |||
\(\mu\)
| Mosquito mortality rate | ||||||
\(\omega\)
| Duration of immunity without reinfection | 274 days [37] | |||||
q
| Treatment coverage | 0.2, 0.4 or 0.6 | |||||
\(\tau\)
| Incubation period in mosquito | 10 days [36] | |||||
x
| Fraction of the population | 0.146 [34] | |||||
0–4 years of age | |||||||
\(\chi _{LLIN}\)
| Probability of mosquito mortality when exposed to a treated net | 0.8 [14] | |||||
\(\chi _{IRS_t}\)
| Percent reduction in mosquito density in a house treated with IRS | 0.95 [38] | |||||
\(\chi _{IRS_u}\)
| Percent reduction in mosquito density in an untreated house when all nearby houses are treated with IRS | 0.5 [38] |
Effects of interventions on SIR parameters
-
Let \(\beta\) be the proportion of mosquito exposure that occurs during sleeping hours.
-
Let \(\chi _{LLIN}\) be the probability of mortality for a mosquito exposed to a treated net.
-
As before, let \(m_u\) be the baseline mosquito density absent any treatment.
Sensitivity analysis simulations
Results and discussion
Geographic region | Number of districts | Initial population state | Y1 intervention (end pop. state) | Y2 intervention (end pop. state) | Y3 intervention (end pop. state) | Y4 intervention (end pop. state) | Y5 intervention (end pop. state) |
---|---|---|---|---|---|---|---|
(D, L) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, M) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, H) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, L) | 500 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(65, 5, 30) | (80, 5, 15) | (85, 5, 10) | (85, 5, 10) | (85, 5, 10) | |||
(M, M) | 500 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % | LLIN_ACT 60 % |
(65, 5, 30) | (80, 5, 15) | (85, 5, 10) | (85, 5, 10) | (75, 10, 15) | |||
(M, H) | 500 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % | LLIN_ACT 60 % |
(65, 5, 30) | (80, 5, 15) | (85, 5, 10) | (85, 5, 10) | (75, 10, 15) | |||
(W, L) | 395 | (10, 15, 75) | LLIN_ACT 20 % | ACT_IRS 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(25, 10, 65) | (65, 5, 30) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, L) | 105 | (10, 15, 75) | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 276 | (10, 15, 75) | None | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 136 | (10, 15, 75) | None | LLIN_ACT 20 % | ACT_IRS 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (25, 10, 65) | (65, 5, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 59 | (10, 15, 75) | None | None | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 22 | (10, 15, 75) | None | None | None | LLIN 20 % | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (25, 10, 65) | (55, 10, 35) | |||
(W, M) | 3 | (10, 15, 75) | None | None | IPT 40 % | LLIN 20 % | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (25, 10, 65) | (55, 10, 35) | |||
(W, M) | 2 | (10, 15, 75) | None | IPT 40 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 1 | (10, 15, 75) | IPT 20 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 1 | (10, 15, 75) | IPT 40 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, H) | 371 | (10, 15, 75) | None | None | None | None | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (60, 5, 35) | |||
(W, H) | 126 | (10, 15, 75) | None | None | None | None | None |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | |||
(W, H) | 1 | (10, 15, 75) | None | None | None | None | IPT 40 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | |||
(W, H) | 1 | (10, 15, 75) | None | None | IPT 40 % | None | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (60, 5, 35) | |||
(W, H) | 1 | (10, 15, 75) | IPT 40 % | IPT 40 % | IPT 40 % | IPT 20 % | LLIN_ACT 60 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (60, 5, 35) |
Effect of treatment efficacy
Geographic region | Number of districts | Initial population state | Y1 intervention (end pop. state) | Y2 intervention (end pop. state) | Y3 intervention (end pop. state) | Y4 intervention (end pop. state) | Y5 intervention (end pop. state) |
---|---|---|---|---|---|---|---|
(D, L) | 500 | (60, 15, 25) | LLIN_ACT 60 % | ACT 60 % | ACT 20 % | ACT 60 % | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, M) | 500 | (60, 15, 25) | LLIN_ACT 60 % | ACT 40 % | ACT 40 % | ACT 20 % | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, H) | 500 | (60, 15, 25) | ACT 60 % | ACT 60 % | ACT 40 % | ACT 60 % | ACT 40 % |
(85, 5, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, L) | 500 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | None | ACT 40 % | None |
(65, 5, 30) | (90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(M, M) | 500 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | None | ACT 20 % | ACT 40 % |
(65, 5, 30) | (90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(M, H) | 266 | (15, 15, 70) | LLIN_ACT 60 % | ACT_IRS 60 % | ACT 60 % | None | ACT 40 % |
(65, 5, 30) | (90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(M, H) | 234 | (15, 15, 70) | LLIN 60 % | ACT_IRS 60 % | ACT 60 % | None | ACT 40 % |
(60, 5, 35) | (90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(W, L) | 497 | (10, 15, 75) | None | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (75, 10, 15) | |||
(W, L) | 3 | (10, 15, 75) | IPT 40 % | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (75, 10, 15) | |||
(W, M) | 324 | (10, 15, 75) | None | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (75, 10, 15) | |||
(W, M) | 172 | (10, 15, 75) | None | None | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | |||
(W, M) | 2 | (10, 15, 75) | IPT 40 % | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (75, 10, 15) | |||
(W, M) | 1 | (10, 15, 75) | None | IPT 20 % | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | |||
(W, M) | 1 | (10, 15, 75) | None | IPT 40 % | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | |||
(W, H) | 498 | (10, 15, 75) | None | None | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | |||
(W, H) | 1 | (10, 15, 75) | IPT 40 % | None | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) | |||
(W, H) | 1 | (10, 15, 75) | IPT 40 % | IPT 40 % | LLIN_ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % |
(10, 15, 75) | (10, 15, 75) | (60, 5, 35) | (80, 5, 15) | (75, 10, 15) |
Geographic region | Number of districts | Initial population state | Y1 intervention (end pop. state) | Y2 intervention (end pop. state) | Y3 intervention (end pop. state) | Y4 intervention (end pop. state) | Y5 intervention (end pop. state) |
---|---|---|---|---|---|---|---|
(D, L) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, M) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, H) | 500 | (60, 15, 25) | ACT 60 % | None | None | None | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, L) | 494 | (15, 15, 70) | ACT 60 % | ACT_IRS 60 % | ACT_IRS 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (70, 10, 20) | (70, 10, 20) | |||
(M, L) | 6 | (15, 15, 70) | ACT 60 % | ACT_IRS 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(60, 5, 35) | (80, 5, 15) | (75, 10, 15) | (70, 10, 20) | (70, 10, 20) | |||
(M, M) | 500 | (15, 15, 70) | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(65, 5, 30) | (75, 10, 15) | (70, 10, 20) | (70, 10, 20) | (70, 10, 20) | |||
(M, H) | 500 | (15, 15, 70) | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(65, 5, 30) | (75, 10, 15) | (70, 10, 20) | (70, 10, 20) | (70, 10, 20) | |||
(W, L) | 464 | (10, 15, 75) | None | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, L) | 35 | (10, 15, 75) | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, L) | 1 | (10, 15, 75) | IPT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 499 | (10, 15, 75) | None | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, M) | 1 | (10, 15, 75) | IPT 40 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, H) | 241 | (10, 15, 75) | None | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % | LLIN_ACT 60 % |
(10, 15, 75) | (60, 5, 35) | (60, 10, 30) | (60, 10, 30) | (60, 10, 30) | |||
(W, H) | 140 | (10, 15, 75) | None | None | LLIN 20 % | None | None |
(10, 15, 75) | (10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (10, 15, 75) | |||
(W, H) | 109 | (10, 15, 75) | None | LLIN 20 % | None | None | None |
(10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (10, 15, 75) | (10, 15, 75) | |||
(W, H) | 3 | (10, 15, 75) | LLIN 20 % | None | IPT 40 % | LLIN 20 % | LLIN_ACT 60 % |
(20, 10, 70) | (5, 15, 80) | (10, 15, 75) | (20, 10, 70) | (55, 10, 35) | |||
(W, H) | 2 | (10, 15, 75) | None | IPT 60 % | LLIN 20 % | None | None |
(10, 15, 75) | (10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (10, 15, 75) | |||
(W, H) | 2 | (10, 15, 75) | None | LLIN 20 % | None | IPT 40 % | IPT 60 % |
(10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (10, 15, 75) | (10, 15, 75) | |||
(W, H) | 1 | (10, 15, 75) | None | None | IPT 60 % | LLIN 20 % | IPT 20 % |
(10, 15, 75) | (10, 15, 75) | (10, 15, 75) | (20, 10, 70) | (10, 15, 75) | |||
(W, H) | 1 | (10, 15, 75) | None | IPT 60 % | LLIN 20 % | None | LLIN_ACT 20 % |
(10, 15, 75) | (10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (25, 10, 65) | |||
(W, H) | 1 | (10, 15, 75) | None | LLIN 20 % | None | IPT 40 % | None |
(10, 15, 75) | (20, 10, 70) | (5, 15, 80) | (10, 15, 75) | (10, 15, 75) |
Effect of coverage
Geographic region | Number of districts | Initial population state | Y1 intervention (end pop. state) | Y2 intervention (end pop. state) | Y3 intervention (end pop. state) | Y4 intervention (end pop. state) | Y5 intervention (end pop. state) |
---|---|---|---|---|---|---|---|
(D, L) | 500 | (60, 15, 25) | ACT 80 % | ACT 60 % | None | ACT 40 % | ACT 40 % |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, M) | 500 | (60, 15, 25) | ACT 80 % | ACT 80 % | ACT 80 % | ACT 40 % | ACT 60 % |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(D, H) | 500 | (60, 15, 25) | ACT 80 % | None | ACT 80 % | ACT 40 % | None |
(90, 0, 10) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, L) | 500 | (15, 15, 70) | ACT 80 % | None | ACT 80 % | ACT 80 % | None |
(75, 0, 25) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, M) | 500 | (15, 15, 70) | ACT 80 % | ACT 40 % | ACT 60 % | ACT 80 % | ACT 40 % |
(75, 0, 25) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, H) | 404 | (15, 15, 70) | IPT 40 % | LLIN_ACT 80 % | ACT 40 % | ACT 80 % | None |
(20, 15, 65) | (80, 0, 20) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(M, H) | 92 | (15, 15, 70) | ACT 80 % | ACT 60 % | ACT 40 % | None | None |
(75, 0, 25) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(M, H) | 3 | (15, 15, 70) | None | LLIN_ACT 80 % | ACT 40 % | ACT 80 % | None |
(15, 20, 65) | (80, 0, 20) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(W, L) | 500 | (10, 15, 75) | LLIN_ACT 80 % | None | ACT 40 % | ACT 80 % | ACT 80 % |
(75, 0, 25) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | (100, 0, 0) | |||
(W, M) | 500 | (10, 15, 75) | None | ACT_IRS 80 % | None | ACT 60 % | ACT 60 % |
(10, 15, 75) | (80, 0, 20) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(W, H) | 354 | (10, 15, 75) | None | ACT_IRS 80 % | ACT 40 % | ACT 40 % | None |
(10, 15, 75) | (80, 0, 20) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) | |||
(W, H) | 146 | (10, 15, 75) | None | LLIN_ACT 80 % | None | ACT 40 % | None |
(10, 15, 75) | (75, 0, 25) | (95, 0, 5) | (100, 0, 0) | (100, 0, 0) |