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Table 3 Results of post hoc Tukey test: variables related to the use of and preference for biomass fuels ( N= 240)

From: Rural households’ preferences and attitudes towards biomass fuels - results from a comprehensive field survey in Bangladesh

Variables Parameters
Regions Socio-economic groups
Mean ± sd. Mean ± sd. p value Mean ± sd. Mean ± sd. p value
Use of stem wood C (0.80 ± 0.40) K (0.50 ± 0.50) p < 0.01 R (0.86 ± 0.35) M (0.65 ± 0.48) p < 0.01
C (0.80 ± 0.40) Na (0.55 ± 0.50) p < 0.05 R (0.86 ± 0.35) P (0.29 ± 0.46) p < 0.01
C (0.80 ± 0.40) N (0.55 ± 0.50) p < 0.05 M (0.65 ± 0.48) P (0.29 ± 0.46) p < 0.01
Preference for stem wood C (0.98 ± 0.13) K (0.69 ± 0.49) p < 0.01    
C (0.98 ± 0.13) Na (0.75 ± 0.44) p < 0.01    
C (0.98 ± 0.13) N (0.67 ± 0.48) p < 0.01    
Use of bamboo     R (0.45 ± 0.50) P (0.16 ± 0.37) p < 0.01
    R (0.44 ± 0.50) R (0.16 ± 0.37) p < 0.01
Preference for bamboo Na (0.83 ± 0.38) K (0.52 ± 0.50) p < 0.01    
Na (0.83 ± 0.38) C (0.55 ± 0.50) p < 0.01    
Use of rice husk K (0.48 ± 0.50) Na (0.20 ± 0.40) p < 0.01 R (0.16 ± 0.37) P (0.35 ± 0.48) p < 0.05
K (0.48 ± 0.50) C (0.00 ± 0.00) p < 0.01    
N (0.38 ± 0.49) C (0.00 ± 0.00) p < 0.01    
Na (0.20 ± 0.40) C (0.00 ± 0.00) p < 0.05    
Preference for rice husk K (0.18 ± 0.39) C (0.00 ± 0.00) p < 0.05    
N (0.30 ± 0.46) C (0.00 ± 0.00) p < 0.01    
N (0.30 ± 0.46) Na (0.10 ± 0.46) p < 0.01    
Use of rice straw C (0.30 ± 0.46) K (0.68 ± 0.47) p < 0.01 R (0.53 ± 0.50) P (0.78 ± 0.42) p < 0.01
C (0.30 ± 0.46) Na (0.88 ± 0.32) p < 0.01    
C (0.30 ± 0.46) N (0.73 ± 0.45) p < 0.01    
Preference for rice straw N (0.27 ± 0.45) K (0.02 ± 0.36) p < 0.01    
N (0.27 ± 0.45) C (0.02 ± 0.13) p < 0.01    
Use of jute stalk K (0.90 ± 0.30) Na (0.00 ± 0.00) p < 0.01    
K (0.90 ± 0.30) C (0.00 ± 0.00) p < 0.01    
K (0.90 ± 0.30) N (0.73 ± 0.47) p < 0.01    
N (0.73 ± 0.47) Na (0.00 ± 0.00) p < 0.01    
N (0.73 ± 0.47) C (0.00 ± 0.00) p < 0.01    
Preference for jute stalk K (0.97 ± 0.18) Na (0.00 ± 0.00) p < 0.01    
K (0.97 ± 0.18) C (0.00 ± 0.00) p < 0.01    
N (0.98 ± 0.13) Na (0.00 ± 0.00) p < 0.01    
N (0.98 ± 0.13) C (0.00 ± 0.00) p < 0.01    
Use of other crop residues K (0.88 ± 0.32) Na (0.47 ± 0.50) p < 0.01 R (0.43 ± 0.50) P (0.70 ± 0.46) p < 0.01
K (0.88 ± 0.32) N (0.53 ± 0.50) p < 0.01 M (0.51 ± 0.50) P (0.70 ± 0.46) p < 0.05
K (0.88 ± 0.32) C (0.30 ± 0.46) p < 0.01    
N (0.53 ± 0.50) C (0.30 ± 0.46) p < 0.05    
Use of cow dung N (0.22 ± 0.42) K (0.90 ± 0.30) p < 0.01    
N (0.22 ± 0.42) Na (1.00 ± 0.00) p < 0.01    
N (0.22 ± 0.42) C (0.95 ± 0.22) p < 0.01    
Preference for cow dung K (0.60 ± 0.49) Na (1.00 ± 0.00) p < 0.01    
K (0.60 ± 0.49) N (0.10 ± 0.30) p < 0.01    
K (0.60 ± 0.49) C (0.97 ± 0.18) p < 0.01    
Na (1.00 ± 0.00) N (0.10 ± 0.30) p < 0.01    
N (0.10 ± 0.30) C (0.97 ± 0.18) p < 0.01    
Use of saw mill residue     R (0.14 ± 0.35) P (0.01 ± 0.11) p < 0.01
Preference for saw mill residue Na (0.28 ± 0.45) C (0.55 ± 0.50) p < 0.05    
  1. K, Kalaroa; Na, Nachole; N, Nakla; C, Chakaria; R, rich; M, middle; P, poor.